15707580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:419

約数の個数: 96

約数和(自身を含む): 50803200

約数和(自身を除く): 35095620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 149, 210, 251, 298, 420, 447, 502, 596, 745, 753, 894, 1004, 1043, 1255, 1490, 1506, 1757, 1788, 2086, 2235, 2510, 2980, 3012, 3129, 3514, 3765, 4172, 4470, 5020, 5215, 5271, 6258, 7028, 7530, 8785, 8940, 10430, 10542, 12516, 15060, 15645, 17570, 20860, 21084, 26355, 31290, 35140, 37399, 52710, 62580, 74798, 105420, 112197, 149596, 186995, 224394, 261793, 373990, 448788, 523586, 560985, 747980, 785379, 1047172, 1121970, 1308965, 1570758, 2243940, 2617930, 3141516, 3926895, 5235860, 7853790, 15707580]

約数ペア:

[(1, 15707580), (2, 7853790), (3, 5235860), (4, 3926895), (5, 3141516), (6, 2617930), (7, 2243940), (10, 1570758), (12, 1308965), (14, 1121970), (15, 1047172), (20, 785379), (21, 747980), (28, 560985), (30, 523586), (35, 448788), (42, 373990), (60, 261793), (70, 224394), (84, 186995), (105, 149596), (140, 112197), (149, 105420), (210, 74798), (251, 62580), (298, 52710), (420, 37399), (447, 35140), (502, 31290), (596, 26355), (745, 21084), (753, 20860), (894, 17570), (1004, 15645), (1043, 15060), (1255, 12516), (1490, 10542), (1506, 10430), (1757, 8940), (1788, 8785), (2086, 7530), (2235, 7028), (2510, 6258), (2980, 5271), (3012, 5215), (3129, 5020), (3514, 4470), (3765, 4172)]