423892760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 1045094400

約数和(自身を除く): 621201640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 89, 92, 115, 124, 155, 167, 178, 184, 230, 248, 310, 334, 356, 445, 460, 620, 668, 712, 713, 835, 890, 920, 1240, 1336, 1426, 1670, 1780, 2047, 2759, 2852, 3340, 3560, 3565, 3841, 4094, 5177, 5518, 5704, 6680, 7130, 7682, 8188, 10235, 10354, 11036, 13795, 14260, 14863, 15364, 16376, 19205, 20470, 20708, 22072, 25885, 27590, 28520, 29726, 30728, 38410, 40940, 41416, 51770, 55180, 59452, 63457, 74315, 76820, 81880, 103540, 110360, 118904, 119071, 126914, 148630, 153640, 207080, 238142, 253828, 297260, 317285, 341849, 460753, 476284, 507656, 594520, 595355, 634570, 683698, 921506, 952568, 1190710, 1269140, 1367396, 1709245, 1843012, 2303765, 2381420, 2538280, 2734792, 3418490, 3686024, 4607530, 4762840, 6836980, 9215060, 10597319, 13673960, 18430120, 21194638, 42389276, 52986595, 84778552, 105973190, 211946380, 423892760]

約数ペア:

[(1, 423892760), (2, 211946380), (4, 105973190), (5, 84778552), (8, 52986595), (10, 42389276), (20, 21194638), (23, 18430120), (31, 13673960), (40, 10597319), (46, 9215060), (62, 6836980), (89, 4762840), (92, 4607530), (115, 3686024), (124, 3418490), (155, 2734792), (167, 2538280), (178, 2381420), (184, 2303765), (230, 1843012), (248, 1709245), (310, 1367396), (334, 1269140), (356, 1190710), (445, 952568), (460, 921506), (620, 683698), (668, 634570), (712, 595355), (713, 594520), (835, 507656), (890, 476284), (920, 460753), (1240, 341849), (1336, 317285), (1426, 297260), (1670, 253828), (1780, 238142), (2047, 207080), (2759, 153640), (2852, 148630), (3340, 126914), (3560, 119071), (3565, 118904), (3841, 110360), (4094, 103540), (5177, 81880), (5518, 76820), (5704, 74315), (6680, 63457), (7130, 59452), (7682, 55180), (8188, 51770), (10235, 41416), (10354, 40940), (11036, 38410), (13795, 30728), (14260, 29726), (14863, 28520), (15364, 27590), (16376, 25885), (19205, 22072), (20470, 20708)]