2195751390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{1019}}^1$

素因数の和:1398

約数の個数: 128

約数和(自身を含む): 6241812480

約数和(自身を除く): 4046061090

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 331, 434, 465, 651, 662, 930, 993, 1019, 1085, 1302, 1655, 1986, 2038, 2170, 2317, 3057, 3255, 3310, 4634, 4965, 5095, 6114, 6510, 6951, 7133, 9930, 10190, 10261, 11585, 13902, 14266, 15285, 20522, 21399, 23170, 30570, 30783, 31589, 34755, 35665, 42798, 51305, 61566, 63178, 69510, 71330, 71827, 94767, 102610, 106995, 143654, 153915, 157945, 189534, 213990, 215481, 221123, 307830, 315890, 337289, 359135, 430962, 442246, 473835, 663369, 674578, 718270, 947670, 1011867, 1077405, 1105615, 1326738, 1686445, 2023734, 2154810, 2211230, 2361023, 3316845, 3372890, 4722046, 5059335, 6633690, 7083069, 10118670, 10455959, 11805115, 14166138, 20911918, 23610230, 31367877, 35415345, 52279795, 62735754, 70830690, 73191713, 104559590, 146383426, 156839385, 219575139, 313678770, 365958565, 439150278, 731917130, 1097875695, 2195751390]

約数ペア:

[(1, 2195751390), (2, 1097875695), (3, 731917130), (5, 439150278), (6, 365958565), (7, 313678770), (10, 219575139), (14, 156839385), (15, 146383426), (21, 104559590), (30, 73191713), (31, 70830690), (35, 62735754), (42, 52279795), (62, 35415345), (70, 31367877), (93, 23610230), (105, 20911918), (155, 14166138), (186, 11805115), (210, 10455959), (217, 10118670), (310, 7083069), (331, 6633690), (434, 5059335), (465, 4722046), (651, 3372890), (662, 3316845), (930, 2361023), (993, 2211230), (1019, 2154810), (1085, 2023734), (1302, 1686445), (1655, 1326738), (1986, 1105615), (2038, 1077405), (2170, 1011867), (2317, 947670), (3057, 718270), (3255, 674578), (3310, 663369), (4634, 473835), (4965, 442246), (5095, 430962), (6114, 359135), (6510, 337289), (6951, 315890), (7133, 307830), (9930, 221123), (10190, 215481), (10261, 213990), (11585, 189534), (13902, 157945), (14266, 153915), (15285, 143654), (20522, 106995), (21399, 102610), (23170, 94767), (30570, 71827), (30783, 71330), (31589, 69510), (34755, 63178), (35665, 61566), (42798, 51305)]