18620490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 53187840

約数和(自身を除く): 34567350

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 53, 70, 98, 105, 106, 147, 159, 210, 239, 245, 265, 294, 318, 371, 478, 490, 530, 717, 735, 742, 795, 1113, 1195, 1434, 1470, 1590, 1673, 1855, 2226, 2390, 2597, 3346, 3585, 3710, 5019, 5194, 5565, 7170, 7791, 8365, 10038, 11130, 11711, 12667, 12985, 15582, 16730, 23422, 25095, 25334, 25970, 35133, 38001, 38955, 50190, 58555, 63335, 70266, 76002, 77910, 88669, 117110, 126670, 175665, 177338, 190005, 266007, 351330, 380010, 443345, 532014, 620683, 886690, 1241366, 1330035, 1862049, 2660070, 3103415, 3724098, 6206830, 9310245, 18620490]

約数ペア:

[(1, 18620490), (2, 9310245), (3, 6206830), (5, 3724098), (6, 3103415), (7, 2660070), (10, 1862049), (14, 1330035), (15, 1241366), (21, 886690), (30, 620683), (35, 532014), (42, 443345), (49, 380010), (53, 351330), (70, 266007), (98, 190005), (105, 177338), (106, 175665), (147, 126670), (159, 117110), (210, 88669), (239, 77910), (245, 76002), (265, 70266), (294, 63335), (318, 58555), (371, 50190), (478, 38955), (490, 38001), (530, 35133), (717, 25970), (735, 25334), (742, 25095), (795, 23422), (1113, 16730), (1195, 15582), (1434, 12985), (1470, 12667), (1590, 11711), (1673, 11130), (1855, 10038), (2226, 8365), (2390, 7791), (2597, 7170), (3346, 5565), (3585, 5194), (3710, 5019)]