1780907760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1753}}^1$

素因数の和:1872

約数の個数: 240

約数和(自身を含む): 6412652064

約数和(自身を除く): 4631744304

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 83, 85, 90, 102, 120, 136, 144, 153, 166, 170, 180, 204, 240, 249, 255, 272, 306, 332, 340, 360, 408, 415, 498, 510, 612, 664, 680, 720, 747, 765, 816, 830, 996, 1020, 1224, 1245, 1328, 1360, 1411, 1494, 1530, 1660, 1753, 1992, 2040, 2448, 2490, 2822, 2988, 3060, 3320, 3506, 3735, 3984, 4080, 4233, 4980, 5259, 5644, 5976, 6120, 6640, 7012, 7055, 7470, 8466, 8765, 9960, 10518, 11288, 11952, 12240, 12699, 14024, 14110, 14940, 15777, 16932, 17530, 19920, 21036, 21165, 22576, 25398, 26295, 28048, 28220, 29801, 29880, 31554, 33864, 35060, 42072, 42330, 50796, 52590, 56440, 59602, 59760, 63108, 63495, 67728, 70120, 78885, 84144, 84660, 89403, 101592, 105180, 112880, 119204, 126216, 126990, 140240, 145499, 149005, 157770, 169320, 178806, 203184, 210360, 238408, 252432, 253980, 268209, 290998, 298010, 315540, 338640, 357612, 420720, 436497, 447015, 476816, 507960, 536418, 581996, 596020, 631080, 715224, 727495, 872994, 894030, 1015920, 1072836, 1163992, 1192040, 1262160, 1309491, 1341045, 1430448, 1454990, 1745988, 1788060, 2145672, 2182485, 2327984, 2384080, 2473483, 2618982, 2682090, 2909980, 3491976, 3576120, 4291344, 4364970, 4946966, 5237964, 5364180, 5819960, 6547455, 6983952, 7152240, 7420449, 8729940, 9893932, 10475928, 10728360, 11639920, 12367415, 13094910, 14840898, 17459880, 19787864, 20951856, 21456720, 22261347, 24734830, 26189820, 29681796, 34919760, 37102245, 39575728, 44522694, 49469660, 52379640, 59363592, 74204490, 89045388, 98939320, 104759280, 111306735, 118727184, 148408980, 178090776, 197878640, 222613470, 296817960, 356181552, 445226940, 593635920, 890453880, 1780907760]

約数ペア:

[(1, 1780907760), (2, 890453880), (3, 593635920), (4, 445226940), (5, 356181552), (6, 296817960), (8, 222613470), (9, 197878640), (10, 178090776), (12, 148408980), (15, 118727184), (16, 111306735), (17, 104759280), (18, 98939320), (20, 89045388), (24, 74204490), (30, 59363592), (34, 52379640), (36, 49469660), (40, 44522694), (45, 39575728), (48, 37102245), (51, 34919760), (60, 29681796), (68, 26189820), (72, 24734830), (80, 22261347), (83, 21456720), (85, 20951856), (90, 19787864), (102, 17459880), (120, 14840898), (136, 13094910), (144, 12367415), (153, 11639920), (166, 10728360), (170, 10475928), (180, 9893932), (204, 8729940), (240, 7420449), (249, 7152240), (255, 6983952), (272, 6547455), (306, 5819960), (332, 5364180), (340, 5237964), (360, 4946966), (408, 4364970), (415, 4291344), (498, 3576120), (510, 3491976), (612, 2909980), (664, 2682090), (680, 2618982), (720, 2473483), (747, 2384080), (765, 2327984), (816, 2182485), (830, 2145672), (996, 1788060), (1020, 1745988), (1224, 1454990), (1245, 1430448), (1328, 1341045), (1360, 1309491), (1411, 1262160), (1494, 1192040), (1530, 1163992), (1660, 1072836), (1753, 1015920), (1992, 894030), (2040, 872994), (2448, 727495), (2490, 715224), (2822, 631080), (2988, 596020), (3060, 581996), (3320, 536418), (3506, 507960), (3735, 476816), (3984, 447015), (4080, 436497), (4233, 420720), (4980, 357612), (5259, 338640), (5644, 315540), (5976, 298010), (6120, 290998), (6640, 268209), (7012, 253980), (7055, 252432), (7470, 238408), (8466, 210360), (8765, 203184), (9960, 178806), (10518, 169320), (11288, 157770), (11952, 149005), (12240, 145499), (12699, 140240), (14024, 126990), (14110, 126216), (14940, 119204), (15777, 112880), (16932, 105180), (17530, 101592), (19920, 89403), (21036, 84660), (21165, 84144), (22576, 78885), (25398, 70120), (26295, 67728), (28048, 63495), (28220, 63108), (29801, 59760), (29880, 59602), (31554, 56440), (33864, 52590), (35060, 50796), (42072, 42330)]