2815672340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:334

約数の個数: 144

約数和(自身を含む): 6726343680

約数和(自身を除く): 3910671340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 59, 62, 65, 118, 124, 130, 155, 191, 236, 260, 295, 310, 382, 403, 590, 620, 764, 767, 806, 955, 961, 1180, 1534, 1612, 1829, 1910, 1922, 2015, 2483, 3068, 3658, 3820, 3835, 3844, 4030, 4805, 4966, 5921, 7316, 7670, 8060, 9145, 9610, 9932, 11269, 11842, 12415, 12493, 15340, 18290, 19220, 22538, 23684, 23777, 24830, 24986, 29605, 36580, 45076, 47554, 49660, 49972, 56345, 56699, 59210, 62465, 76973, 95108, 112690, 113398, 118420, 118885, 124930, 146497, 153946, 183551, 225380, 226796, 237770, 249860, 283495, 292994, 307892, 349339, 367102, 384865, 475540, 566990, 585988, 698678, 732485, 734204, 737087, 769730, 917755, 1133980, 1397356, 1464970, 1474174, 1539460, 1746695, 1835510, 2386163, 2929940, 2948348, 3493390, 3671020, 3685435, 4541407, 4772326, 6986780, 7370870, 9082814, 9544652, 10829509, 11930815, 14741740, 18165628, 21659018, 22707035, 23861630, 43318036, 45414070, 47723260, 54147545, 90828140, 108295090, 140783617, 216590180, 281567234, 563134468, 703918085, 1407836170, 2815672340]

約数ペア:

[(1, 2815672340), (2, 1407836170), (4, 703918085), (5, 563134468), (10, 281567234), (13, 216590180), (20, 140783617), (26, 108295090), (31, 90828140), (52, 54147545), (59, 47723260), (62, 45414070), (65, 43318036), (118, 23861630), (124, 22707035), (130, 21659018), (155, 18165628), (191, 14741740), (236, 11930815), (260, 10829509), (295, 9544652), (310, 9082814), (382, 7370870), (403, 6986780), (590, 4772326), (620, 4541407), (764, 3685435), (767, 3671020), (806, 3493390), (955, 2948348), (961, 2929940), (1180, 2386163), (1534, 1835510), (1612, 1746695), (1829, 1539460), (1910, 1474174), (1922, 1464970), (2015, 1397356), (2483, 1133980), (3068, 917755), (3658, 769730), (3820, 737087), (3835, 734204), (3844, 732485), (4030, 698678), (4805, 585988), (4966, 566990), (5921, 475540), (7316, 384865), (7670, 367102), (8060, 349339), (9145, 307892), (9610, 292994), (9932, 283495), (11269, 249860), (11842, 237770), (12415, 226796), (12493, 225380), (15340, 183551), (18290, 153946), (19220, 146497), (22538, 124930), (23684, 118885), (23777, 118420), (24830, 113398), (24986, 112690), (29605, 95108), (36580, 76973), (45076, 62465), (47554, 59210), (49660, 56699), (49972, 56345)]