189636020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 499255680

約数和(自身を除く): 309619660

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 43, 68, 70, 85, 86, 109, 119, 140, 170, 172, 215, 218, 238, 289, 301, 340, 430, 436, 476, 545, 578, 595, 602, 731, 763, 860, 1090, 1156, 1190, 1204, 1445, 1462, 1505, 1526, 1853, 2023, 2180, 2380, 2890, 2924, 3010, 3052, 3655, 3706, 3815, 4046, 4687, 5117, 5780, 6020, 7310, 7412, 7630, 8092, 9265, 9374, 10115, 10234, 12427, 12971, 14620, 15260, 18530, 18748, 20230, 20468, 23435, 24854, 25585, 25942, 31501, 32809, 37060, 40460, 46870, 49708, 51170, 51884, 62135, 63002, 64855, 65618, 79679, 86989, 93740, 102340, 124270, 126004, 129710, 131236, 157505, 159358, 164045, 173978, 220507, 248540, 259420, 315010, 318716, 328090, 347956, 398395, 434945, 441014, 557753, 630020, 656180, 796790, 869890, 882028, 1102535, 1115506, 1354543, 1593580, 1739780, 2205070, 2231012, 2709086, 2788765, 4410140, 5418172, 5577530, 6772715, 9481801, 11155060, 13545430, 18963602, 27090860, 37927204, 47409005, 94818010, 189636020]

約数ペア:

[(1, 189636020), (2, 94818010), (4, 47409005), (5, 37927204), (7, 27090860), (10, 18963602), (14, 13545430), (17, 11155060), (20, 9481801), (28, 6772715), (34, 5577530), (35, 5418172), (43, 4410140), (68, 2788765), (70, 2709086), (85, 2231012), (86, 2205070), (109, 1739780), (119, 1593580), (140, 1354543), (170, 1115506), (172, 1102535), (215, 882028), (218, 869890), (238, 796790), (289, 656180), (301, 630020), (340, 557753), (430, 441014), (436, 434945), (476, 398395), (545, 347956), (578, 328090), (595, 318716), (602, 315010), (731, 259420), (763, 248540), (860, 220507), (1090, 173978), (1156, 164045), (1190, 159358), (1204, 157505), (1445, 131236), (1462, 129710), (1505, 126004), (1526, 124270), (1853, 102340), (2023, 93740), (2180, 86989), (2380, 79679), (2890, 65618), (2924, 64855), (3010, 63002), (3052, 62135), (3655, 51884), (3706, 51170), (3815, 49708), (4046, 46870), (4687, 40460), (5117, 37060), (5780, 32809), (6020, 31501), (7310, 25942), (7412, 25585), (7630, 24854), (8092, 23435), (9265, 20468), (9374, 20230), (10115, 18748), (10234, 18530), (12427, 15260), (12971, 14620)]