38128440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2389}}^1$

素因数の和:2429

約数の個数: 128

約数和(自身を含む): 137664000

約数和(自身を除く): 99535560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2389, 2660, 3192, 3990, 4778, 5320, 7167, 7980, 9556, 11945, 14334, 15960, 16723, 19112, 23890, 28668, 33446, 35835, 45391, 47780, 50169, 57336, 66892, 71670, 83615, 90782, 95560, 100338, 133784, 136173, 143340, 167230, 181564, 200676, 226955, 250845, 272346, 286680, 317737, 334460, 363128, 401352, 453910, 501690, 544692, 635474, 668920, 680865, 907820, 953211, 1003380, 1089384, 1270948, 1361730, 1588685, 1815640, 1906422, 2006760, 2541896, 2723460, 3177370, 3812844, 4766055, 5446920, 6354740, 7625688, 9532110, 12709480, 19064220, 38128440]

約数ペア:

[(1, 38128440), (2, 19064220), (3, 12709480), (4, 9532110), (5, 7625688), (6, 6354740), (7, 5446920), (8, 4766055), (10, 3812844), (12, 3177370), (14, 2723460), (15, 2541896), (19, 2006760), (20, 1906422), (21, 1815640), (24, 1588685), (28, 1361730), (30, 1270948), (35, 1089384), (38, 1003380), (40, 953211), (42, 907820), (56, 680865), (57, 668920), (60, 635474), (70, 544692), (76, 501690), (84, 453910), (95, 401352), (105, 363128), (114, 334460), (120, 317737), (133, 286680), (140, 272346), (152, 250845), (168, 226955), (190, 200676), (210, 181564), (228, 167230), (266, 143340), (280, 136173), (285, 133784), (380, 100338), (399, 95560), (420, 90782), (456, 83615), (532, 71670), (570, 66892), (665, 57336), (760, 50169), (798, 47780), (840, 45391), (1064, 35835), (1140, 33446), (1330, 28668), (1596, 23890), (1995, 19112), (2280, 16723), (2389, 15960), (2660, 14334), (3192, 11945), (3990, 9556), (4778, 7980), (5320, 7167)]