15106140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:672

約数の個数: 144

約数和(自身を含む): 55211520

約数和(自身を除く): 40105380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 631, 665, 684, 798, 855, 1140, 1197, 1260, 1262, 1330, 1596, 1710, 1893, 1995, 2394, 2524, 2660, 3155, 3420, 3786, 3990, 4417, 4788, 5679, 5985, 6310, 7572, 7980, 8834, 9465, 11358, 11970, 11989, 12620, 13251, 17668, 18930, 22085, 22716, 23940, 23978, 26502, 28395, 35967, 37860, 39753, 44170, 47956, 53004, 56790, 59945, 66255, 71934, 79506, 83923, 88340, 107901, 113580, 119890, 132510, 143868, 159012, 167846, 179835, 198765, 215802, 239780, 251769, 265020, 335692, 359670, 397530, 419615, 431604, 503538, 539505, 719340, 755307, 795060, 839230, 1007076, 1079010, 1258845, 1510614, 1678460, 2158020, 2517690, 3021228, 3776535, 5035380, 7553070, 15106140]

約数ペア:

[(1, 15106140), (2, 7553070), (3, 5035380), (4, 3776535), (5, 3021228), (6, 2517690), (7, 2158020), (9, 1678460), (10, 1510614), (12, 1258845), (14, 1079010), (15, 1007076), (18, 839230), (19, 795060), (20, 755307), (21, 719340), (28, 539505), (30, 503538), (35, 431604), (36, 419615), (38, 397530), (42, 359670), (45, 335692), (57, 265020), (60, 251769), (63, 239780), (70, 215802), (76, 198765), (84, 179835), (90, 167846), (95, 159012), (105, 143868), (114, 132510), (126, 119890), (133, 113580), (140, 107901), (171, 88340), (180, 83923), (190, 79506), (210, 71934), (228, 66255), (252, 59945), (266, 56790), (285, 53004), (315, 47956), (342, 44170), (380, 39753), (399, 37860), (420, 35967), (532, 28395), (570, 26502), (630, 23978), (631, 23940), (665, 22716), (684, 22085), (798, 18930), (855, 17668), (1140, 13251), (1197, 12620), (1260, 11989), (1262, 11970), (1330, 11358), (1596, 9465), (1710, 8834), (1893, 7980), (1995, 7572), (2394, 6310), (2524, 5985), (2660, 5679), (3155, 4788), (3420, 4417), (3786, 3990)]