20057879700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{283}}^1\times {\mathrm{1291}}^1$

素因数の和:1655

約数の個数: 216

約数和(自身を含む): 64176441056

約数和(自身を除く): 44118561356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 61, 75, 90, 100, 122, 150, 180, 183, 225, 244, 283, 300, 305, 366, 450, 549, 566, 610, 732, 849, 900, 915, 1098, 1132, 1220, 1291, 1415, 1525, 1698, 1830, 2196, 2547, 2582, 2745, 2830, 3050, 3396, 3660, 3873, 4245, 4575, 5094, 5164, 5490, 5660, 6100, 6455, 7075, 7746, 8490, 9150, 10188, 10980, 11619, 12735, 12910, 13725, 14150, 15492, 16980, 17263, 18300, 19365, 21225, 23238, 25470, 25820, 27450, 28300, 32275, 34526, 38730, 42450, 46476, 50940, 51789, 54900, 58095, 63675, 64550, 69052, 77460, 78751, 84900, 86315, 96825, 103578, 116190, 127350, 129100, 155367, 157502, 172630, 193650, 207156, 232380, 236253, 254700, 258945, 290475, 310734, 315004, 345260, 365353, 387300, 393755, 431575, 472506, 517890, 580950, 621468, 708759, 730706, 776835, 787510, 863150, 945012, 1035780, 1096059, 1161900, 1181265, 1294725, 1417518, 1461412, 1553670, 1575020, 1726300, 1826765, 1968775, 2192118, 2362530, 2589450, 2835036, 3107340, 3288177, 3543795, 3653530, 3884175, 3937550, 4384236, 4725060, 5178900, 5480295, 5906325, 6576354, 7087590, 7307060, 7768350, 7875100, 9133825, 10960590, 11812650, 13152708, 14175180, 15536700, 16440885, 17718975, 18267650, 21921180, 22286533, 23625300, 27401475, 32881770, 35437950, 36535300, 44573066, 54802950, 65763540, 66859599, 70875900, 82204425, 89146132, 109605900, 111432665, 133719198, 164408850, 200578797, 222865330, 267438396, 328817700, 334297995, 401157594, 445730660, 557163325, 668595990, 802315188, 1002893985, 1114326650, 1337191980, 1671489975, 2005787970, 2228653300, 3342979950, 4011575940, 5014469925, 6685959900, 10028939850, 20057879700]

約数ペア:

[(1, 20057879700), (2, 10028939850), (3, 6685959900), (4, 5014469925), (5, 4011575940), (6, 3342979950), (9, 2228653300), (10, 2005787970), (12, 1671489975), (15, 1337191980), (18, 1114326650), (20, 1002893985), (25, 802315188), (30, 668595990), (36, 557163325), (45, 445730660), (50, 401157594), (60, 334297995), (61, 328817700), (75, 267438396), (90, 222865330), (100, 200578797), (122, 164408850), (150, 133719198), (180, 111432665), (183, 109605900), (225, 89146132), (244, 82204425), (283, 70875900), (300, 66859599), (305, 65763540), (366, 54802950), (450, 44573066), (549, 36535300), (566, 35437950), (610, 32881770), (732, 27401475), (849, 23625300), (900, 22286533), (915, 21921180), (1098, 18267650), (1132, 17718975), (1220, 16440885), (1291, 15536700), (1415, 14175180), (1525, 13152708), (1698, 11812650), (1830, 10960590), (2196, 9133825), (2547, 7875100), (2582, 7768350), (2745, 7307060), (2830, 7087590), (3050, 6576354), (3396, 5906325), (3660, 5480295), (3873, 5178900), (4245, 4725060), (4575, 4384236), (5094, 3937550), (5164, 3884175), (5490, 3653530), (5660, 3543795), (6100, 3288177), (6455, 3107340), (7075, 2835036), (7746, 2589450), (8490, 2362530), (9150, 2192118), (10188, 1968775), (10980, 1826765), (11619, 1726300), (12735, 1575020), (12910, 1553670), (13725, 1461412), (14150, 1417518), (15492, 1294725), (16980, 1181265), (17263, 1161900), (18300, 1096059), (19365, 1035780), (21225, 945012), (23238, 863150), (25470, 787510), (25820, 776835), (27450, 730706), (28300, 708759), (32275, 621468), (34526, 580950), (38730, 517890), (42450, 472506), (46476, 431575), (50940, 393755), (51789, 387300), (54900, 365353), (58095, 345260), (63675, 315004), (64550, 310734), (69052, 290475), (77460, 258945), (78751, 254700), (84900, 236253), (86315, 232380), (96825, 207156), (103578, 193650), (116190, 172630), (127350, 157502), (129100, 155367)]