40391760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 160

約数和(自身を含む): 132848640

約数和(自身を除く): 92456880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 61, 62, 80, 89, 93, 120, 122, 124, 155, 178, 183, 186, 240, 244, 248, 267, 305, 310, 356, 366, 372, 445, 465, 488, 496, 534, 610, 620, 712, 732, 744, 890, 915, 930, 976, 1068, 1220, 1240, 1335, 1424, 1464, 1488, 1780, 1830, 1860, 1891, 2136, 2440, 2480, 2670, 2759, 2928, 3560, 3660, 3720, 3782, 4272, 4880, 5340, 5429, 5518, 5673, 7120, 7320, 7440, 7564, 8277, 9455, 10680, 10858, 11036, 11346, 13795, 14640, 15128, 16287, 16554, 18910, 21360, 21716, 22072, 22692, 27145, 27590, 28365, 30256, 32574, 33108, 37820, 41385, 43432, 44144, 45384, 54290, 55180, 56730, 65148, 66216, 75640, 81435, 82770, 86864, 90768, 108580, 110360, 113460, 130296, 132432, 151280, 162870, 165540, 168299, 217160, 220720, 226920, 260592, 325740, 331080, 336598, 434320, 453840, 504897, 651480, 662160, 673196, 841495, 1009794, 1302960, 1346392, 1682990, 2019588, 2524485, 2692784, 3365980, 4039176, 5048970, 6731960, 8078352, 10097940, 13463920, 20195880, 40391760]

約数ペア:

[(1, 40391760), (2, 20195880), (3, 13463920), (4, 10097940), (5, 8078352), (6, 6731960), (8, 5048970), (10, 4039176), (12, 3365980), (15, 2692784), (16, 2524485), (20, 2019588), (24, 1682990), (30, 1346392), (31, 1302960), (40, 1009794), (48, 841495), (60, 673196), (61, 662160), (62, 651480), (80, 504897), (89, 453840), (93, 434320), (120, 336598), (122, 331080), (124, 325740), (155, 260592), (178, 226920), (183, 220720), (186, 217160), (240, 168299), (244, 165540), (248, 162870), (267, 151280), (305, 132432), (310, 130296), (356, 113460), (366, 110360), (372, 108580), (445, 90768), (465, 86864), (488, 82770), (496, 81435), (534, 75640), (610, 66216), (620, 65148), (712, 56730), (732, 55180), (744, 54290), (890, 45384), (915, 44144), (930, 43432), (976, 41385), (1068, 37820), (1220, 33108), (1240, 32574), (1335, 30256), (1424, 28365), (1464, 27590), (1488, 27145), (1780, 22692), (1830, 22072), (1860, 21716), (1891, 21360), (2136, 18910), (2440, 16554), (2480, 16287), (2670, 15128), (2759, 14640), (2928, 13795), (3560, 11346), (3660, 11036), (3720, 10858), (3782, 10680), (4272, 9455), (4880, 8277), (5340, 7564), (5429, 7440), (5518, 7320), (5673, 7120)]