30911790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{67}}^1$

素因数の和:123

約数の個数: 128

約数和(自身を含む): 93219840

約数和(自身を除く): 62308050

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 67, 70, 78, 91, 105, 130, 134, 169, 182, 195, 201, 210, 273, 335, 338, 390, 402, 455, 469, 507, 546, 670, 845, 871, 910, 938, 1005, 1014, 1183, 1365, 1407, 1690, 1742, 2010, 2197, 2345, 2366, 2535, 2613, 2730, 2814, 3549, 4355, 4394, 4690, 5070, 5226, 5915, 6097, 6591, 7035, 7098, 8710, 10985, 11323, 11830, 12194, 13065, 13182, 14070, 15379, 17745, 18291, 21970, 22646, 26130, 30485, 30758, 32955, 33969, 35490, 36582, 46137, 56615, 60970, 65910, 67938, 76895, 79261, 91455, 92274, 113230, 147199, 153790, 158522, 169845, 182910, 230685, 237783, 294398, 339690, 396305, 441597, 461370, 475566, 735995, 792610, 883194, 1030393, 1188915, 1471990, 2060786, 2207985, 2377830, 3091179, 4415970, 5151965, 6182358, 10303930, 15455895, 30911790]

約数ペア:

[(1, 30911790), (2, 15455895), (3, 10303930), (5, 6182358), (6, 5151965), (7, 4415970), (10, 3091179), (13, 2377830), (14, 2207985), (15, 2060786), (21, 1471990), (26, 1188915), (30, 1030393), (35, 883194), (39, 792610), (42, 735995), (65, 475566), (67, 461370), (70, 441597), (78, 396305), (91, 339690), (105, 294398), (130, 237783), (134, 230685), (169, 182910), (182, 169845), (195, 158522), (201, 153790), (210, 147199), (273, 113230), (335, 92274), (338, 91455), (390, 79261), (402, 76895), (455, 67938), (469, 65910), (507, 60970), (546, 56615), (670, 46137), (845, 36582), (871, 35490), (910, 33969), (938, 32955), (1005, 30758), (1014, 30485), (1183, 26130), (1365, 22646), (1407, 21970), (1690, 18291), (1742, 17745), (2010, 15379), (2197, 14070), (2345, 13182), (2366, 13065), (2535, 12194), (2613, 11830), (2730, 11323), (2814, 10985), (3549, 8710), (4355, 7098), (4394, 7035), (4690, 6591), (5070, 6097), (5226, 5915)]