291823740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{401}}^1$

素因数の和:740

約数の個数: 144

約数和(自身を含む): 958741056

約数和(自身を除く): 666917316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 311, 390, 401, 468, 585, 622, 780, 802, 933, 1170, 1203, 1244, 1555, 1604, 1866, 2005, 2340, 2406, 2799, 3110, 3609, 3732, 4010, 4043, 4665, 4812, 5213, 5598, 6015, 6220, 7218, 8020, 8086, 9330, 10426, 11196, 12030, 12129, 13995, 14436, 15639, 16172, 18045, 18660, 20215, 20852, 24060, 24258, 26065, 27990, 31278, 36090, 36387, 40430, 46917, 48516, 52130, 55980, 60645, 62556, 72180, 72774, 78195, 80860, 93834, 104260, 121290, 124711, 145548, 156390, 181935, 187668, 234585, 242580, 249422, 312780, 363870, 374133, 469170, 498844, 623555, 727740, 748266, 938340, 1122399, 1247110, 1496532, 1621243, 1870665, 2244798, 2494220, 3242486, 3741330, 4489596, 4863729, 5611995, 6484972, 7482660, 8106215, 9727458, 11223990, 14591187, 16212430, 19454916, 22447980, 24318645, 29182374, 32424860, 48637290, 58364748, 72955935, 97274580, 145911870, 291823740]

約数ペア:

[(1, 291823740), (2, 145911870), (3, 97274580), (4, 72955935), (5, 58364748), (6, 48637290), (9, 32424860), (10, 29182374), (12, 24318645), (13, 22447980), (15, 19454916), (18, 16212430), (20, 14591187), (26, 11223990), (30, 9727458), (36, 8106215), (39, 7482660), (45, 6484972), (52, 5611995), (60, 4863729), (65, 4489596), (78, 3741330), (90, 3242486), (117, 2494220), (130, 2244798), (156, 1870665), (180, 1621243), (195, 1496532), (234, 1247110), (260, 1122399), (311, 938340), (390, 748266), (401, 727740), (468, 623555), (585, 498844), (622, 469170), (780, 374133), (802, 363870), (933, 312780), (1170, 249422), (1203, 242580), (1244, 234585), (1555, 187668), (1604, 181935), (1866, 156390), (2005, 145548), (2340, 124711), (2406, 121290), (2799, 104260), (3110, 93834), (3609, 80860), (3732, 78195), (4010, 72774), (4043, 72180), (4665, 62556), (4812, 60645), (5213, 55980), (5598, 52130), (6015, 48516), (6220, 46917), (7218, 40430), (8020, 36387), (8086, 36090), (9330, 31278), (10426, 27990), (11196, 26065), (12030, 24258), (12129, 24060), (13995, 20852), (14436, 20215), (15639, 18660), (16172, 18045)]