129997980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{17}}^3$

素因数の和:83

約数の個数: 288

約数和(自身を含む): 499867200

約数和(自身を除く): 369869220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 49, 51, 54, 60, 63, 68, 70, 84, 85, 90, 98, 102, 105, 108, 119, 126, 135, 140, 147, 153, 170, 180, 189, 196, 204, 210, 238, 245, 252, 255, 270, 289, 294, 306, 315, 340, 357, 378, 420, 441, 459, 476, 490, 510, 540, 578, 588, 595, 612, 630, 714, 735, 756, 765, 833, 867, 882, 918, 945, 980, 1020, 1071, 1156, 1190, 1260, 1323, 1428, 1445, 1470, 1530, 1666, 1734, 1764, 1785, 1836, 1890, 2023, 2142, 2205, 2295, 2380, 2499, 2601, 2646, 2890, 2940, 3060, 3213, 3332, 3468, 3570, 3780, 4046, 4165, 4284, 4335, 4410, 4590, 4913, 4998, 5202, 5292, 5355, 5780, 6069, 6426, 6615, 7140, 7497, 7803, 8092, 8330, 8670, 8820, 9180, 9826, 9996, 10115, 10404, 10710, 12138, 12495, 12852, 13005, 13230, 14161, 14739, 14994, 15606, 16065, 16660, 17340, 18207, 19652, 20230, 21420, 22491, 24276, 24565, 24990, 26010, 26460, 28322, 29478, 29988, 30345, 31212, 32130, 34391, 36414, 37485, 39015, 40460, 42483, 44217, 44982, 49130, 49980, 52020, 54621, 56644, 58956, 60690, 64260, 68782, 70805, 72828, 73695, 74970, 78030, 84966, 88434, 89964, 91035, 98260, 103173, 109242, 112455, 121380, 127449, 132651, 137564, 141610, 147390, 149940, 156060, 169932, 171955, 176868, 182070, 206346, 212415, 218484, 221085, 224910, 240737, 254898, 265302, 273105, 283220, 294780, 309519, 343910, 364140, 382347, 412692, 424830, 442170, 449820, 481474, 509796, 515865, 530604, 546210, 619038, 637245, 663255, 687820, 722211, 764694, 849660, 884340, 928557, 962948, 1031730, 1092420, 1203685, 1238076, 1274490, 1326510, 1444422, 1529388, 1547595, 1857114, 1911735, 2063460, 2166633, 2407370, 2548980, 2653020, 2888844, 3095190, 3611055, 3714228, 3823470, 4333266, 4642785, 4814740, 6190380, 6499899, 7222110, 7646940, 8666532, 9285570, 10833165, 12999798, 14444220, 18571140, 21666330, 25999596, 32499495, 43332660, 64998990, 129997980]

約数ペア:

[(1, 129997980), (2, 64998990), (3, 43332660), (4, 32499495), (5, 25999596), (6, 21666330), (7, 18571140), (9, 14444220), (10, 12999798), (12, 10833165), (14, 9285570), (15, 8666532), (17, 7646940), (18, 7222110), (20, 6499899), (21, 6190380), (27, 4814740), (28, 4642785), (30, 4333266), (34, 3823470), (35, 3714228), (36, 3611055), (42, 3095190), (45, 2888844), (49, 2653020), (51, 2548980), (54, 2407370), (60, 2166633), (63, 2063460), (68, 1911735), (70, 1857114), (84, 1547595), (85, 1529388), (90, 1444422), (98, 1326510), (102, 1274490), (105, 1238076), (108, 1203685), (119, 1092420), (126, 1031730), (135, 962948), (140, 928557), (147, 884340), (153, 849660), (170, 764694), (180, 722211), (189, 687820), (196, 663255), (204, 637245), (210, 619038), (238, 546210), (245, 530604), (252, 515865), (255, 509796), (270, 481474), (289, 449820), (294, 442170), (306, 424830), (315, 412692), (340, 382347), (357, 364140), (378, 343910), (420, 309519), (441, 294780), (459, 283220), (476, 273105), (490, 265302), (510, 254898), (540, 240737), (578, 224910), (588, 221085), (595, 218484), (612, 212415), (630, 206346), (714, 182070), (735, 176868), (756, 171955), (765, 169932), (833, 156060), (867, 149940), (882, 147390), (918, 141610), (945, 137564), (980, 132651), (1020, 127449), (1071, 121380), (1156, 112455), (1190, 109242), (1260, 103173), (1323, 98260), (1428, 91035), (1445, 89964), (1470, 88434), (1530, 84966), (1666, 78030), (1734, 74970), (1764, 73695), (1785, 72828), (1836, 70805), (1890, 68782), (2023, 64260), (2142, 60690), (2205, 58956), (2295, 56644), (2380, 54621), (2499, 52020), (2601, 49980), (2646, 49130), (2890, 44982), (2940, 44217), (3060, 42483), (3213, 40460), (3332, 39015), (3468, 37485), (3570, 36414), (3780, 34391), (4046, 32130), (4165, 31212), (4284, 30345), (4335, 29988), (4410, 29478), (4590, 28322), (4913, 26460), (4998, 26010), (5202, 24990), (5292, 24565), (5355, 24276), (5780, 22491), (6069, 21420), (6426, 20230), (6615, 19652), (7140, 18207), (7497, 17340), (7803, 16660), (8092, 16065), (8330, 15606), (8670, 14994), (8820, 14739), (9180, 14161), (9826, 13230), (9996, 13005), (10115, 12852), (10404, 12495), (10710, 12138)]