72164280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1085

約数の個数: 128

約数和(自身を含む): 235468800

約数和(自身を除く): 163304520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 456, 465, 570, 589, 620, 744, 760, 930, 1021, 1140, 1178, 1240, 1767, 1860, 2042, 2280, 2356, 2945, 3063, 3534, 3720, 4084, 4712, 5105, 5890, 6126, 7068, 8168, 8835, 10210, 11780, 12252, 14136, 15315, 17670, 19399, 20420, 23560, 24504, 30630, 31651, 35340, 38798, 40840, 58197, 61260, 63302, 70680, 77596, 94953, 96995, 116394, 122520, 126604, 155192, 158255, 189906, 193990, 232788, 253208, 290985, 316510, 379812, 387980, 465576, 474765, 581970, 601369, 633020, 759624, 775960, 949530, 1163940, 1202738, 1266040, 1804107, 1899060, 2327880, 2405476, 3006845, 3608214, 3798120, 4810952, 6013690, 7216428, 9020535, 12027380, 14432856, 18041070, 24054760, 36082140, 72164280]

約数ペア:

[(1, 72164280), (2, 36082140), (3, 24054760), (4, 18041070), (5, 14432856), (6, 12027380), (8, 9020535), (10, 7216428), (12, 6013690), (15, 4810952), (19, 3798120), (20, 3608214), (24, 3006845), (30, 2405476), (31, 2327880), (38, 1899060), (40, 1804107), (57, 1266040), (60, 1202738), (62, 1163940), (76, 949530), (93, 775960), (95, 759624), (114, 633020), (120, 601369), (124, 581970), (152, 474765), (155, 465576), (186, 387980), (190, 379812), (228, 316510), (248, 290985), (285, 253208), (310, 232788), (372, 193990), (380, 189906), (456, 158255), (465, 155192), (570, 126604), (589, 122520), (620, 116394), (744, 96995), (760, 94953), (930, 77596), (1021, 70680), (1140, 63302), (1178, 61260), (1240, 58197), (1767, 40840), (1860, 38798), (2042, 35340), (2280, 31651), (2356, 30630), (2945, 24504), (3063, 23560), (3534, 20420), (3720, 19399), (4084, 17670), (4712, 15315), (5105, 14136), (5890, 12252), (6126, 11780), (7068, 10210), (8168, 8835)]