642325320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2801}}^1$

素因数の和:2845

約数の個数: 288

約数和(自身を含む): 2616115320

約数和(自身を除く): 1973790000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 49, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 98, 104, 105, 117, 120, 126, 130, 140, 147, 156, 168, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 280, 294, 312, 315, 360, 364, 390, 392, 420, 441, 455, 468, 490, 504, 520, 546, 585, 588, 630, 637, 728, 735, 780, 819, 840, 882, 910, 936, 980, 1092, 1170, 1176, 1260, 1274, 1365, 1470, 1560, 1638, 1764, 1820, 1911, 1960, 2184, 2205, 2340, 2520, 2548, 2730, 2801, 2940, 3185, 3276, 3528, 3640, 3822, 4095, 4410, 4680, 5096, 5460, 5602, 5733, 5880, 6370, 6552, 7644, 8190, 8403, 8820, 9555, 10920, 11204, 11466, 12740, 14005, 15288, 16380, 16806, 17640, 19110, 19607, 22408, 22932, 25209, 25480, 28010, 28665, 32760, 33612, 36413, 38220, 39214, 42015, 45864, 50418, 56020, 57330, 58821, 67224, 72826, 76440, 78428, 84030, 98035, 100836, 109239, 112040, 114660, 117642, 126045, 137249, 145652, 156856, 168060, 176463, 182065, 196070, 201672, 218478, 229320, 235284, 252090, 254891, 274498, 291304, 294105, 327717, 336120, 352926, 364130, 392140, 411747, 436956, 470568, 504180, 509782, 546195, 548996, 588210, 655434, 686245, 705852, 728260, 764673, 784280, 823494, 873912, 882315, 1008360, 1019564, 1092390, 1097992, 1176420, 1235241, 1274455, 1310868, 1372490, 1411704, 1456520, 1529346, 1638585, 1646988, 1764630, 1784237, 2039128, 2058735, 2184780, 2294019, 2352840, 2470482, 2548910, 2621736, 2744980, 3058692, 3277170, 3293976, 3529260, 3568474, 3823365, 4117470, 4369560, 4588038, 4940964, 5097820, 5352711, 5489960, 6117384, 6176205, 6554340, 7058520, 7136948, 7646730, 8234940, 8921185, 9176076, 9881928, 10195640, 10705422, 11470095, 12352410, 13108680, 14273896, 15293460, 16058133, 16469880, 17842370, 18352152, 21410844, 22940190, 24704820, 26763555, 30586920, 32116266, 35684740, 42821688, 45880380, 49409640, 53527110, 64232532, 71369480, 80290665, 91760760, 107054220, 128465064, 160581330, 214108440, 321162660, 642325320]

約数ペア:

[(1, 642325320), (2, 321162660), (3, 214108440), (4, 160581330), (5, 128465064), (6, 107054220), (7, 91760760), (8, 80290665), (9, 71369480), (10, 64232532), (12, 53527110), (13, 49409640), (14, 45880380), (15, 42821688), (18, 35684740), (20, 32116266), (21, 30586920), (24, 26763555), (26, 24704820), (28, 22940190), (30, 21410844), (35, 18352152), (36, 17842370), (39, 16469880), (40, 16058133), (42, 15293460), (45, 14273896), (49, 13108680), (52, 12352410), (56, 11470095), (60, 10705422), (63, 10195640), (65, 9881928), (70, 9176076), (72, 8921185), (78, 8234940), (84, 7646730), (90, 7136948), (91, 7058520), (98, 6554340), (104, 6176205), (105, 6117384), (117, 5489960), (120, 5352711), (126, 5097820), (130, 4940964), (140, 4588038), (147, 4369560), (156, 4117470), (168, 3823365), (180, 3568474), (182, 3529260), (195, 3293976), (196, 3277170), (210, 3058692), (234, 2744980), (245, 2621736), (252, 2548910), (260, 2470482), (273, 2352840), (280, 2294019), (294, 2184780), (312, 2058735), (315, 2039128), (360, 1784237), (364, 1764630), (390, 1646988), (392, 1638585), (420, 1529346), (441, 1456520), (455, 1411704), (468, 1372490), (490, 1310868), (504, 1274455), (520, 1235241), (546, 1176420), (585, 1097992), (588, 1092390), (630, 1019564), (637, 1008360), (728, 882315), (735, 873912), (780, 823494), (819, 784280), (840, 764673), (882, 728260), (910, 705852), (936, 686245), (980, 655434), (1092, 588210), (1170, 548996), (1176, 546195), (1260, 509782), (1274, 504180), (1365, 470568), (1470, 436956), (1560, 411747), (1638, 392140), (1764, 364130), (1820, 352926), (1911, 336120), (1960, 327717), (2184, 294105), (2205, 291304), (2340, 274498), (2520, 254891), (2548, 252090), (2730, 235284), (2801, 229320), (2940, 218478), (3185, 201672), (3276, 196070), (3528, 182065), (3640, 176463), (3822, 168060), (4095, 156856), (4410, 145652), (4680, 137249), (5096, 126045), (5460, 117642), (5602, 114660), (5733, 112040), (5880, 109239), (6370, 100836), (6552, 98035), (7644, 84030), (8190, 78428), (8403, 76440), (8820, 72826), (9555, 67224), (10920, 58821), (11204, 57330), (11466, 56020), (12740, 50418), (14005, 45864), (15288, 42015), (16380, 39214), (16806, 38220), (17640, 36413), (19110, 33612), (19607, 32760), (22408, 28665), (22932, 28010), (25209, 25480)]