15568980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1951}}^1$

素因数の和:1989

約数の個数: 96

約数和(自身を含む): 52469760

約数和(自身を除く): 36900780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1951, 1995, 2660, 3902, 3990, 5853, 7804, 7980, 9755, 11706, 13657, 19510, 23412, 27314, 29265, 37069, 39020, 40971, 54628, 58530, 68285, 74138, 81942, 111207, 117060, 136570, 148276, 163884, 185345, 204855, 222414, 259483, 273140, 370690, 409710, 444828, 518966, 556035, 741380, 778449, 819420, 1037932, 1112070, 1297415, 1556898, 2224140, 2594830, 3113796, 3892245, 5189660, 7784490, 15568980]

約数ペア:

[(1, 15568980), (2, 7784490), (3, 5189660), (4, 3892245), (5, 3113796), (6, 2594830), (7, 2224140), (10, 1556898), (12, 1297415), (14, 1112070), (15, 1037932), (19, 819420), (20, 778449), (21, 741380), (28, 556035), (30, 518966), (35, 444828), (38, 409710), (42, 370690), (57, 273140), (60, 259483), (70, 222414), (76, 204855), (84, 185345), (95, 163884), (105, 148276), (114, 136570), (133, 117060), (140, 111207), (190, 81942), (210, 74138), (228, 68285), (266, 58530), (285, 54628), (380, 40971), (399, 39020), (420, 37069), (532, 29265), (570, 27314), (665, 23412), (798, 19510), (1140, 13657), (1330, 11706), (1596, 9755), (1951, 7980), (1995, 7804), (2660, 5853), (3902, 3990)]