628771560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1307}}^1$

素因数の和:1551

約数の個数: 128

約数和(自身を含む): 1996531200

約数和(自身を除く): 1367759640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 211, 228, 285, 380, 422, 456, 570, 633, 760, 844, 1055, 1140, 1266, 1307, 1688, 2110, 2280, 2532, 2614, 3165, 3921, 4009, 4220, 5064, 5228, 6330, 6535, 7842, 8018, 8440, 10456, 12027, 12660, 13070, 15684, 16036, 19605, 20045, 24054, 24833, 25320, 26140, 31368, 32072, 39210, 40090, 48108, 49666, 52280, 60135, 74499, 78420, 80180, 96216, 99332, 120270, 124165, 148998, 156840, 160360, 198664, 240540, 248330, 275777, 297996, 372495, 481080, 496660, 551554, 595992, 744990, 827331, 993320, 1103108, 1378885, 1489980, 1654662, 2206216, 2757770, 2979960, 3309324, 4136655, 5239763, 5515540, 6618648, 8273310, 10479526, 11031080, 15719289, 16546620, 20959052, 26198815, 31438578, 33093240, 41918104, 52397630, 62877156, 78596445, 104795260, 125754312, 157192890, 209590520, 314385780, 628771560]

約数ペア:

[(1, 628771560), (2, 314385780), (3, 209590520), (4, 157192890), (5, 125754312), (6, 104795260), (8, 78596445), (10, 62877156), (12, 52397630), (15, 41918104), (19, 33093240), (20, 31438578), (24, 26198815), (30, 20959052), (38, 16546620), (40, 15719289), (57, 11031080), (60, 10479526), (76, 8273310), (95, 6618648), (114, 5515540), (120, 5239763), (152, 4136655), (190, 3309324), (211, 2979960), (228, 2757770), (285, 2206216), (380, 1654662), (422, 1489980), (456, 1378885), (570, 1103108), (633, 993320), (760, 827331), (844, 744990), (1055, 595992), (1140, 551554), (1266, 496660), (1307, 481080), (1688, 372495), (2110, 297996), (2280, 275777), (2532, 248330), (2614, 240540), (3165, 198664), (3921, 160360), (4009, 156840), (4220, 148998), (5064, 124165), (5228, 120270), (6330, 99332), (6535, 96216), (7842, 80180), (8018, 78420), (8440, 74499), (10456, 60135), (12027, 52280), (12660, 49666), (13070, 48108), (15684, 40090), (16036, 39210), (19605, 32072), (20045, 31368), (24054, 26140), (24833, 25320)]