271637228980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4441}}^1\times {\mathrm{5471}}^1$

素因数の和:9977

約数の個数: 96

約数和(自身を含む): 628860976128

約数和(自身を除く): 357223747148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 4441, 5471, 5590, 8882, 10942, 11180, 17764, 21884, 22205, 27355, 44410, 54710, 57733, 71123, 88820, 109420, 115466, 142246, 190963, 230932, 235253, 284492, 288665, 355615, 381926, 470506, 577330, 711230, 763852, 941012, 954815, 1154660, 1176265, 1422460, 1909630, 2352530, 2482519, 3058289, 3819260, 4705060, 4965038, 6116578, 9930076, 12233156, 12412595, 15291445, 24296711, 24825190, 30582890, 48593422, 49650380, 61165780, 97186844, 121483555, 242967110, 315857243, 485934220, 631714486, 1044758573, 1263428972, 1579286215, 2089517146, 3158572430, 4179034292, 5223792865, 6317144860, 10447585730, 13581861449, 20895171460, 27163722898, 54327445796, 67909307245, 135818614490, 271637228980]

約数ペア:

[(1, 271637228980), (2, 135818614490), (4, 67909307245), (5, 54327445796), (10, 27163722898), (13, 20895171460), (20, 13581861449), (26, 10447585730), (43, 6317144860), (52, 5223792865), (65, 4179034292), (86, 3158572430), (130, 2089517146), (172, 1579286215), (215, 1263428972), (260, 1044758573), (430, 631714486), (559, 485934220), (860, 315857243), (1118, 242967110), (2236, 121483555), (2795, 97186844), (4441, 61165780), (5471, 49650380), (5590, 48593422), (8882, 30582890), (10942, 24825190), (11180, 24296711), (17764, 15291445), (21884, 12412595), (22205, 12233156), (27355, 9930076), (44410, 6116578), (54710, 4965038), (57733, 4705060), (71123, 3819260), (88820, 3058289), (109420, 2482519), (115466, 2352530), (142246, 1909630), (190963, 1422460), (230932, 1176265), (235253, 1154660), (284492, 954815), (288665, 941012), (355615, 763852), (381926, 711230), (470506, 577330)]