20134191720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1$

素因数の和:640

約数の個数: 256

約数和(自身を含む): 64049356800

約数和(自身を除く): 43915165080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 131, 138, 184, 230, 233, 239, 262, 276, 345, 393, 460, 466, 478, 524, 552, 655, 690, 699, 717, 786, 920, 932, 956, 1048, 1165, 1195, 1310, 1380, 1398, 1434, 1572, 1864, 1912, 1965, 2330, 2390, 2620, 2760, 2796, 2868, 3013, 3144, 3495, 3585, 3930, 4660, 4780, 5240, 5359, 5497, 5592, 5736, 6026, 6990, 7170, 7860, 9039, 9320, 9560, 10718, 10994, 12052, 13980, 14340, 15065, 15720, 16077, 16491, 18078, 21436, 21988, 24104, 26795, 27485, 27960, 28680, 30130, 30523, 31309, 32154, 32982, 36156, 42872, 43976, 45195, 53590, 54970, 55687, 60260, 61046, 62618, 64308, 65964, 72312, 80385, 82455, 90390, 91569, 93927, 107180, 109940, 111374, 120520, 122092, 125236, 128616, 131928, 152615, 156545, 160770, 164910, 167061, 180780, 183138, 187854, 214360, 219880, 222748, 244184, 250472, 278435, 305230, 313090, 321540, 329820, 334122, 361560, 366276, 375708, 445496, 457845, 469635, 556870, 610460, 626180, 643080, 659640, 668244, 702029, 720107, 732552, 751416, 835305, 915690, 939270, 1113740, 1220920, 1252360, 1280801, 1336488, 1404058, 1440214, 1670610, 1831380, 1878540, 2106087, 2160321, 2227480, 2561602, 2808116, 2880428, 3341220, 3510145, 3600535, 3662760, 3757080, 3842403, 4212174, 4320642, 5123204, 5616232, 5760856, 6404005, 6682440, 7020290, 7201070, 7294997, 7684806, 8424348, 8641284, 10246408, 10530435, 10801605, 12808010, 14040580, 14402140, 14589994, 15369612, 16848696, 17282568, 19212015, 21060870, 21603210, 21884991, 25616020, 28081160, 28804280, 29179988, 30739224, 36474985, 38424030, 42121740, 43206420, 43769982, 51232040, 58359976, 72949970, 76848060, 84243480, 86412840, 87539964, 109424955, 145899940, 153696120, 167784931, 175079928, 218849910, 291799880, 335569862, 437699820, 503354793, 671139724, 838924655, 875399640, 1006709586, 1342279448, 1677849310, 2013419172, 2516773965, 3355698620, 4026838344, 5033547930, 6711397240, 10067095860, 20134191720]

約数ペア:

[(1, 20134191720), (2, 10067095860), (3, 6711397240), (4, 5033547930), (5, 4026838344), (6, 3355698620), (8, 2516773965), (10, 2013419172), (12, 1677849310), (15, 1342279448), (20, 1006709586), (23, 875399640), (24, 838924655), (30, 671139724), (40, 503354793), (46, 437699820), (60, 335569862), (69, 291799880), (92, 218849910), (115, 175079928), (120, 167784931), (131, 153696120), (138, 145899940), (184, 109424955), (230, 87539964), (233, 86412840), (239, 84243480), (262, 76848060), (276, 72949970), (345, 58359976), (393, 51232040), (460, 43769982), (466, 43206420), (478, 42121740), (524, 38424030), (552, 36474985), (655, 30739224), (690, 29179988), (699, 28804280), (717, 28081160), (786, 25616020), (920, 21884991), (932, 21603210), (956, 21060870), (1048, 19212015), (1165, 17282568), (1195, 16848696), (1310, 15369612), (1380, 14589994), (1398, 14402140), (1434, 14040580), (1572, 12808010), (1864, 10801605), (1912, 10530435), (1965, 10246408), (2330, 8641284), (2390, 8424348), (2620, 7684806), (2760, 7294997), (2796, 7201070), (2868, 7020290), (3013, 6682440), (3144, 6404005), (3495, 5760856), (3585, 5616232), (3930, 5123204), (4660, 4320642), (4780, 4212174), (5240, 3842403), (5359, 3757080), (5497, 3662760), (5592, 3600535), (5736, 3510145), (6026, 3341220), (6990, 2880428), (7170, 2808116), (7860, 2561602), (9039, 2227480), (9320, 2160321), (9560, 2106087), (10718, 1878540), (10994, 1831380), (12052, 1670610), (13980, 1440214), (14340, 1404058), (15065, 1336488), (15720, 1280801), (16077, 1252360), (16491, 1220920), (18078, 1113740), (21436, 939270), (21988, 915690), (24104, 835305), (26795, 751416), (27485, 732552), (27960, 720107), (28680, 702029), (30130, 668244), (30523, 659640), (31309, 643080), (32154, 626180), (32982, 610460), (36156, 556870), (42872, 469635), (43976, 457845), (45195, 445496), (53590, 375708), (54970, 366276), (55687, 361560), (60260, 334122), (61046, 329820), (62618, 321540), (64308, 313090), (65964, 305230), (72312, 278435), (80385, 250472), (82455, 244184), (90390, 222748), (91569, 219880), (93927, 214360), (107180, 187854), (109940, 183138), (111374, 180780), (120520, 167061), (122092, 164910), (125236, 160770), (128616, 156545), (131928, 152615)]