30730220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 74027520

約数和(自身を除く): 43297300

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 67, 68, 71, 76, 85, 95, 134, 142, 170, 190, 268, 284, 323, 335, 340, 355, 380, 646, 670, 710, 1139, 1207, 1273, 1292, 1340, 1349, 1420, 1615, 2278, 2414, 2546, 2698, 3230, 4556, 4757, 4828, 5092, 5396, 5695, 6035, 6365, 6460, 6745, 9514, 11390, 12070, 12730, 13490, 19028, 21641, 22780, 22933, 23785, 24140, 25460, 26980, 43282, 45866, 47570, 80869, 86564, 90383, 91732, 95140, 108205, 114665, 161738, 180766, 216410, 229330, 323476, 361532, 404345, 432820, 451915, 458660, 808690, 903830, 1536511, 1617380, 1807660, 3073022, 6146044, 7682555, 15365110, 30730220]

約数ペア:

[(1, 30730220), (2, 15365110), (4, 7682555), (5, 6146044), (10, 3073022), (17, 1807660), (19, 1617380), (20, 1536511), (34, 903830), (38, 808690), (67, 458660), (68, 451915), (71, 432820), (76, 404345), (85, 361532), (95, 323476), (134, 229330), (142, 216410), (170, 180766), (190, 161738), (268, 114665), (284, 108205), (323, 95140), (335, 91732), (340, 90383), (355, 86564), (380, 80869), (646, 47570), (670, 45866), (710, 43282), (1139, 26980), (1207, 25460), (1273, 24140), (1292, 23785), (1340, 22933), (1349, 22780), (1420, 21641), (1615, 19028), (2278, 13490), (2414, 12730), (2546, 12070), (2698, 11390), (3230, 9514), (4556, 6745), (4757, 6460), (4828, 6365), (5092, 6035), (5396, 5695)]