2000808540

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:499

約数の個数: 288

約数和(自身を含む): 6790440384

約数和(自身を除く): 4789631844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 61, 68, 81, 85, 90, 102, 108, 122, 135, 153, 162, 170, 180, 183, 204, 243, 244, 255, 270, 305, 306, 324, 340, 366, 397, 405, 459, 486, 510, 540, 549, 610, 612, 732, 765, 794, 810, 915, 918, 972, 1020, 1037, 1098, 1191, 1215, 1220, 1377, 1530, 1588, 1620, 1647, 1830, 1836, 1985, 2074, 2196, 2295, 2382, 2430, 2745, 2754, 3060, 3111, 3294, 3573, 3660, 3970, 4131, 4148, 4590, 4764, 4860, 4941, 5185, 5490, 5508, 5955, 6222, 6588, 6749, 6885, 7146, 7940, 8235, 8262, 9180, 9333, 9882, 10370, 10719, 10980, 11910, 12444, 13498, 13770, 14292, 14823, 15555, 16470, 16524, 17865, 18666, 19764, 20247, 20655, 20740, 21438, 23820, 24217, 24705, 26996, 27540, 27999, 29646, 31110, 32157, 32940, 33745, 35730, 37332, 40494, 41310, 42876, 46665, 48434, 49410, 53595, 55998, 59292, 60741, 62220, 64314, 67490, 71460, 72651, 74115, 80988, 82620, 83997, 93330, 96471, 96868, 98820, 101235, 107190, 111996, 121085, 121482, 128628, 134980, 139995, 145302, 148230, 160785, 167994, 182223, 186660, 192942, 202470, 214380, 217953, 242170, 242964, 251991, 279990, 290604, 296460, 303705, 321570, 335988, 363255, 364446, 385884, 404940, 411689, 419985, 435906, 482355, 484340, 503982, 546669, 559980, 607410, 643140, 653859, 726510, 728892, 823378, 839970, 871812, 911115, 964710, 1007964, 1089765, 1093338, 1214820, 1235067, 1259955, 1307718, 1453020, 1640007, 1646756, 1679940, 1822230, 1929420, 1961577, 2058445, 2179530, 2186676, 2470134, 2519910, 2615436, 2733345, 3269295, 3280014, 3644460, 3705201, 3923154, 4116890, 4359060, 4940268, 5039820, 5466690, 5884731, 6175335, 6538590, 6560028, 7410402, 7846308, 8200035, 8233780, 9807885, 10933380, 11115603, 11769462, 12350670, 13077180, 14820804, 16400070, 18526005, 19615770, 22231206, 23538924, 24701340, 29423655, 32800140, 33346809, 37052010, 39231540, 44462412, 55578015, 58847310, 66693618, 74104020, 100040427, 111156030, 117694620, 133387236, 166734045, 200080854, 222312060, 333468090, 400161708, 500202135, 666936180, 1000404270, 2000808540]

約数ペア:

[(1, 2000808540), (2, 1000404270), (3, 666936180), (4, 500202135), (5, 400161708), (6, 333468090), (9, 222312060), (10, 200080854), (12, 166734045), (15, 133387236), (17, 117694620), (18, 111156030), (20, 100040427), (27, 74104020), (30, 66693618), (34, 58847310), (36, 55578015), (45, 44462412), (51, 39231540), (54, 37052010), (60, 33346809), (61, 32800140), (68, 29423655), (81, 24701340), (85, 23538924), (90, 22231206), (102, 19615770), (108, 18526005), (122, 16400070), (135, 14820804), (153, 13077180), (162, 12350670), (170, 11769462), (180, 11115603), (183, 10933380), (204, 9807885), (243, 8233780), (244, 8200035), (255, 7846308), (270, 7410402), (305, 6560028), (306, 6538590), (324, 6175335), (340, 5884731), (366, 5466690), (397, 5039820), (405, 4940268), (459, 4359060), (486, 4116890), (510, 3923154), (540, 3705201), (549, 3644460), (610, 3280014), (612, 3269295), (732, 2733345), (765, 2615436), (794, 2519910), (810, 2470134), (915, 2186676), (918, 2179530), (972, 2058445), (1020, 1961577), (1037, 1929420), (1098, 1822230), (1191, 1679940), (1215, 1646756), (1220, 1640007), (1377, 1453020), (1530, 1307718), (1588, 1259955), (1620, 1235067), (1647, 1214820), (1830, 1093338), (1836, 1089765), (1985, 1007964), (2074, 964710), (2196, 911115), (2295, 871812), (2382, 839970), (2430, 823378), (2745, 728892), (2754, 726510), (3060, 653859), (3111, 643140), (3294, 607410), (3573, 559980), (3660, 546669), (3970, 503982), (4131, 484340), (4148, 482355), (4590, 435906), (4764, 419985), (4860, 411689), (4941, 404940), (5185, 385884), (5490, 364446), (5508, 363255), (5955, 335988), (6222, 321570), (6588, 303705), (6749, 296460), (6885, 290604), (7146, 279990), (7940, 251991), (8235, 242964), (8262, 242170), (9180, 217953), (9333, 214380), (9882, 202470), (10370, 192942), (10719, 186660), (10980, 182223), (11910, 167994), (12444, 160785), (13498, 148230), (13770, 145302), (14292, 139995), (14823, 134980), (15555, 128628), (16470, 121482), (16524, 121085), (17865, 111996), (18666, 107190), (19764, 101235), (20247, 98820), (20655, 96868), (20740, 96471), (21438, 93330), (23820, 83997), (24217, 82620), (24705, 80988), (26996, 74115), (27540, 72651), (27999, 71460), (29646, 67490), (31110, 64314), (32157, 62220), (32940, 60741), (33745, 59292), (35730, 55998), (37332, 53595), (40494, 49410), (41310, 48434), (42876, 46665)]