1620962460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^2\times {\mathrm{199}}^1$

素因数の和:345

約数の個数: 216

約数和(自身を含む): 5413480800

約数和(自身を除く): 3792518340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 59, 60, 65, 78, 90, 117, 118, 130, 156, 177, 180, 195, 199, 234, 236, 260, 295, 354, 390, 398, 468, 531, 585, 590, 597, 708, 767, 780, 796, 885, 995, 1062, 1170, 1180, 1194, 1534, 1770, 1791, 1990, 2124, 2301, 2340, 2388, 2587, 2655, 2985, 3068, 3481, 3540, 3582, 3835, 3980, 4602, 5174, 5310, 5970, 6903, 6962, 7164, 7670, 7761, 8955, 9204, 10348, 10443, 10620, 11505, 11741, 11940, 12935, 13806, 13924, 15340, 15522, 17405, 17910, 20886, 23010, 23283, 23482, 25870, 27612, 31044, 31329, 34515, 34810, 35223, 35820, 38805, 41772, 45253, 46020, 46566, 46964, 51740, 52215, 58705, 62658, 69030, 69620, 70446, 77610, 90506, 93132, 104430, 105669, 116415, 117410, 125316, 135759, 138060, 140892, 152633, 155220, 156645, 176115, 181012, 208860, 211338, 226265, 232830, 234820, 271518, 305266, 313290, 352230, 407277, 422676, 452530, 457899, 465660, 528345, 543036, 610532, 626580, 678795, 692719, 704460, 763165, 814554, 905060, 915798, 1056690, 1357590, 1373697, 1385438, 1526330, 1629108, 1831596, 2036385, 2078157, 2113380, 2289495, 2715180, 2747394, 2770876, 3052660, 3463595, 4072770, 4156314, 4578990, 5494788, 6234471, 6868485, 6927190, 8145540, 8312628, 9005347, 9157980, 10390785, 12468942, 13736970, 13854380, 18010694, 20781570, 24937884, 27016041, 27473940, 31172355, 36021388, 41563140, 45026735, 54032082, 62344710, 81048123, 90053470, 108064164, 124689420, 135080205, 162096246, 180106940, 270160410, 324192492, 405240615, 540320820, 810481230, 1620962460]

約数ペア:

[(1, 1620962460), (2, 810481230), (3, 540320820), (4, 405240615), (5, 324192492), (6, 270160410), (9, 180106940), (10, 162096246), (12, 135080205), (13, 124689420), (15, 108064164), (18, 90053470), (20, 81048123), (26, 62344710), (30, 54032082), (36, 45026735), (39, 41563140), (45, 36021388), (52, 31172355), (59, 27473940), (60, 27016041), (65, 24937884), (78, 20781570), (90, 18010694), (117, 13854380), (118, 13736970), (130, 12468942), (156, 10390785), (177, 9157980), (180, 9005347), (195, 8312628), (199, 8145540), (234, 6927190), (236, 6868485), (260, 6234471), (295, 5494788), (354, 4578990), (390, 4156314), (398, 4072770), (468, 3463595), (531, 3052660), (585, 2770876), (590, 2747394), (597, 2715180), (708, 2289495), (767, 2113380), (780, 2078157), (796, 2036385), (885, 1831596), (995, 1629108), (1062, 1526330), (1170, 1385438), (1180, 1373697), (1194, 1357590), (1534, 1056690), (1770, 915798), (1791, 905060), (1990, 814554), (2124, 763165), (2301, 704460), (2340, 692719), (2388, 678795), (2587, 626580), (2655, 610532), (2985, 543036), (3068, 528345), (3481, 465660), (3540, 457899), (3582, 452530), (3835, 422676), (3980, 407277), (4602, 352230), (5174, 313290), (5310, 305266), (5970, 271518), (6903, 234820), (6962, 232830), (7164, 226265), (7670, 211338), (7761, 208860), (8955, 181012), (9204, 176115), (10348, 156645), (10443, 155220), (10620, 152633), (11505, 140892), (11741, 138060), (11940, 135759), (12935, 125316), (13806, 117410), (13924, 116415), (15340, 105669), (15522, 104430), (17405, 93132), (17910, 90506), (20886, 77610), (23010, 70446), (23283, 69620), (23482, 69030), (25870, 62658), (27612, 58705), (31044, 52215), (31329, 51740), (34515, 46964), (34810, 46566), (35223, 46020), (35820, 45253), (38805, 41772)]