1631490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 4748544

約数和(自身を除く): 3117054

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 457, 510, 595, 714, 914, 1190, 1371, 1785, 2285, 2742, 3199, 3570, 4570, 6398, 6855, 7769, 9597, 13710, 15538, 15995, 19194, 23307, 31990, 38845, 46614, 47985, 54383, 77690, 95970, 108766, 116535, 163149, 233070, 271915, 326298, 543830, 815745, 1631490]

約数ペア:

[(1, 1631490), (2, 815745), (3, 543830), (5, 326298), (6, 271915), (7, 233070), (10, 163149), (14, 116535), (15, 108766), (17, 95970), (21, 77690), (30, 54383), (34, 47985), (35, 46614), (42, 38845), (51, 31990), (70, 23307), (85, 19194), (102, 15995), (105, 15538), (119, 13710), (170, 9597), (210, 7769), (238, 6855), (255, 6398), (357, 4570), (457, 3570), (510, 3199), (595, 2742), (714, 2285), (914, 1785), (1190, 1371)]