156911505380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{347}}^1\times {\mathrm{2939}}^1$

素因数の和:3466

約数の個数: 144

約数和(自身を含む): 386997186240

約数和(自身を除く): 230085680860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 157, 196, 245, 314, 347, 490, 628, 694, 785, 980, 1099, 1388, 1570, 1735, 2198, 2429, 2939, 3140, 3470, 4396, 4858, 5495, 5878, 6940, 7693, 9716, 10990, 11756, 12145, 14695, 15386, 17003, 20573, 21980, 24290, 29390, 30772, 34006, 38465, 41146, 48580, 54479, 58780, 68012, 76930, 82292, 85015, 102865, 108958, 144011, 153860, 170030, 205730, 217916, 272395, 288022, 340060, 381353, 411460, 461423, 544790, 576044, 720055, 762706, 922846, 1019833, 1089580, 1440110, 1525412, 1845692, 1906765, 2039666, 2307115, 2669471, 2880220, 3229961, 3813530, 4079332, 4614230, 5099165, 5338942, 6459922, 7138831, 7627060, 9228460, 10198330, 10677884, 12919844, 13347355, 14277662, 16149805, 20396660, 22609727, 26694710, 28555324, 32299610, 35694155, 45219454, 49971817, 53389420, 64599220, 71388310, 90438908, 99943634, 113048635, 142776620, 160113781, 199887268, 226097270, 249859085, 320227562, 452194540, 499718170, 640455124, 800568905, 999436340, 1120796467, 1601137810, 2241592934, 3202275620, 4483185868, 5603982335, 7845575269, 11207964670, 15691150538, 22415929340, 31382301076, 39227876345, 78455752690, 156911505380]

約数ペア:

[(1, 156911505380), (2, 78455752690), (4, 39227876345), (5, 31382301076), (7, 22415929340), (10, 15691150538), (14, 11207964670), (20, 7845575269), (28, 5603982335), (35, 4483185868), (49, 3202275620), (70, 2241592934), (98, 1601137810), (140, 1120796467), (157, 999436340), (196, 800568905), (245, 640455124), (314, 499718170), (347, 452194540), (490, 320227562), (628, 249859085), (694, 226097270), (785, 199887268), (980, 160113781), (1099, 142776620), (1388, 113048635), (1570, 99943634), (1735, 90438908), (2198, 71388310), (2429, 64599220), (2939, 53389420), (3140, 49971817), (3470, 45219454), (4396, 35694155), (4858, 32299610), (5495, 28555324), (5878, 26694710), (6940, 22609727), (7693, 20396660), (9716, 16149805), (10990, 14277662), (11756, 13347355), (12145, 12919844), (14695, 10677884), (15386, 10198330), (17003, 9228460), (20573, 7627060), (21980, 7138831), (24290, 6459922), (29390, 5338942), (30772, 5099165), (34006, 4614230), (38465, 4079332), (41146, 3813530), (48580, 3229961), (54479, 2880220), (58780, 2669471), (68012, 2307115), (76930, 2039666), (82292, 1906765), (85015, 1845692), (102865, 1525412), (108958, 1440110), (144011, 1089580), (153860, 1019833), (170030, 922846), (205730, 762706), (217916, 720055), (272395, 576044), (288022, 544790), (340060, 461423), (381353, 411460)]