1660980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:109

約数の個数: 96

約数和(自身を含む): 5160960

約数和(自身を除く): 3499980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 47, 57, 60, 62, 76, 93, 94, 95, 114, 124, 141, 155, 186, 188, 190, 228, 235, 282, 285, 310, 372, 380, 465, 470, 564, 570, 589, 620, 705, 893, 930, 940, 1140, 1178, 1410, 1457, 1767, 1786, 1860, 2356, 2679, 2820, 2914, 2945, 3534, 3572, 4371, 4465, 5358, 5828, 5890, 7068, 7285, 8742, 8835, 8930, 10716, 11780, 13395, 14570, 17484, 17670, 17860, 21855, 26790, 27683, 29140, 35340, 43710, 53580, 55366, 83049, 87420, 110732, 138415, 166098, 276830, 332196, 415245, 553660, 830490, 1660980]

約数ペア:

[(1, 1660980), (2, 830490), (3, 553660), (4, 415245), (5, 332196), (6, 276830), (10, 166098), (12, 138415), (15, 110732), (19, 87420), (20, 83049), (30, 55366), (31, 53580), (38, 43710), (47, 35340), (57, 29140), (60, 27683), (62, 26790), (76, 21855), (93, 17860), (94, 17670), (95, 17484), (114, 14570), (124, 13395), (141, 11780), (155, 10716), (186, 8930), (188, 8835), (190, 8742), (228, 7285), (235, 7068), (282, 5890), (285, 5828), (310, 5358), (372, 4465), (380, 4371), (465, 3572), (470, 3534), (564, 2945), (570, 2914), (589, 2820), (620, 2679), (705, 2356), (893, 1860), (930, 1786), (940, 1767), (1140, 1457), (1178, 1410)]