240395220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5407}}^1$

素因数の和:5454

約数の個数: 144

約数和(自身を含む): 826775040

約数和(自身を除く): 586379820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4446, 4940, 5407, 7410, 8892, 10814, 11115, 14820, 16221, 21628, 22230, 27035, 32442, 44460, 48663, 54070, 64884, 70291, 81105, 97326, 102733, 108140, 140582, 162210, 194652, 205466, 210873, 243315, 281164, 308199, 324420, 351455, 410932, 421746, 486630, 513665, 616398, 632619, 702910, 843492, 924597, 973260, 1027330, 1054365, 1232796, 1265238, 1335529, 1405820, 1540995, 1849194, 2054660, 2108730, 2530476, 2671058, 3081990, 3163095, 3698388, 4006587, 4217460, 4622985, 5342116, 6163980, 6326190, 6677645, 8013174, 9245970, 12019761, 12652380, 13355290, 16026348, 18491940, 20032935, 24039522, 26710580, 40065870, 48079044, 60098805, 80131740, 120197610, 240395220]

約数ペア:

[(1, 240395220), (2, 120197610), (3, 80131740), (4, 60098805), (5, 48079044), (6, 40065870), (9, 26710580), (10, 24039522), (12, 20032935), (13, 18491940), (15, 16026348), (18, 13355290), (19, 12652380), (20, 12019761), (26, 9245970), (30, 8013174), (36, 6677645), (38, 6326190), (39, 6163980), (45, 5342116), (52, 4622985), (57, 4217460), (60, 4006587), (65, 3698388), (76, 3163095), (78, 3081990), (90, 2671058), (95, 2530476), (114, 2108730), (117, 2054660), (130, 1849194), (156, 1540995), (171, 1405820), (180, 1335529), (190, 1265238), (195, 1232796), (228, 1054365), (234, 1027330), (247, 973260), (260, 924597), (285, 843492), (342, 702910), (380, 632619), (390, 616398), (468, 513665), (494, 486630), (570, 421746), (585, 410932), (684, 351455), (741, 324420), (780, 308199), (855, 281164), (988, 243315), (1140, 210873), (1170, 205466), (1235, 194652), (1482, 162210), (1710, 140582), (2223, 108140), (2340, 102733), (2470, 97326), (2964, 81105), (3420, 70291), (3705, 64884), (4446, 54070), (4940, 48663), (5407, 44460), (7410, 32442), (8892, 27035), (10814, 22230), (11115, 21628), (14820, 16221)]