64916520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 202953600

約数和(自身を除く): 138037080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 59, 60, 106, 118, 120, 159, 173, 177, 212, 236, 265, 295, 318, 346, 354, 424, 472, 519, 530, 590, 636, 692, 708, 795, 865, 885, 1038, 1060, 1180, 1272, 1384, 1416, 1590, 1730, 1770, 2076, 2120, 2360, 2595, 3127, 3180, 3460, 3540, 4152, 5190, 6254, 6360, 6920, 7080, 9169, 9381, 10207, 10380, 12508, 15635, 18338, 18762, 20414, 20760, 25016, 27507, 30621, 31270, 36676, 37524, 40828, 45845, 46905, 51035, 55014, 61242, 62540, 73352, 75048, 81656, 91690, 93810, 102070, 110028, 122484, 125080, 137535, 153105, 183380, 187620, 204140, 220056, 244968, 275070, 306210, 366760, 375240, 408280, 540971, 550140, 612420, 1081942, 1100280, 1224840, 1622913, 2163884, 2704855, 3245826, 4327768, 5409710, 6491652, 8114565, 10819420, 12983304, 16229130, 21638840, 32458260, 64916520]

約数ペア:

[(1, 64916520), (2, 32458260), (3, 21638840), (4, 16229130), (5, 12983304), (6, 10819420), (8, 8114565), (10, 6491652), (12, 5409710), (15, 4327768), (20, 3245826), (24, 2704855), (30, 2163884), (40, 1622913), (53, 1224840), (59, 1100280), (60, 1081942), (106, 612420), (118, 550140), (120, 540971), (159, 408280), (173, 375240), (177, 366760), (212, 306210), (236, 275070), (265, 244968), (295, 220056), (318, 204140), (346, 187620), (354, 183380), (424, 153105), (472, 137535), (519, 125080), (530, 122484), (590, 110028), (636, 102070), (692, 93810), (708, 91690), (795, 81656), (865, 75048), (885, 73352), (1038, 62540), (1060, 61242), (1180, 55014), (1272, 51035), (1384, 46905), (1416, 45845), (1590, 40828), (1730, 37524), (1770, 36676), (2076, 31270), (2120, 30621), (2360, 27507), (2595, 25016), (3127, 20760), (3180, 20414), (3460, 18762), (3540, 18338), (4152, 15635), (5190, 12508), (6254, 10380), (6360, 10207), (6920, 9381), (7080, 9169)]