278107560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13553}}^1$

素因数の和:13592

約数の個数: 128

約数和(自身を含む): 975888000

約数和(自身を除く): 697780440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 13553, 20520, 27106, 40659, 54212, 67765, 81318, 108424, 121977, 135530, 162636, 203295, 243954, 257507, 271060, 325272, 365931, 406590, 487908, 515014, 542120, 609885, 731862, 772521, 813180, 975816, 1030028, 1219770, 1287535, 1463724, 1545042, 1626360, 1829655, 2060056, 2317563, 2439540, 2575070, 2927448, 3090084, 3659310, 3862605, 4635126, 4879080, 5150140, 6180168, 6952689, 7318620, 7725210, 9270252, 10300280, 11587815, 13905378, 14637240, 15450420, 18540504, 23175630, 27810756, 30900840, 34763445, 46351260, 55621512, 69526890, 92702520, 139053780, 278107560]

約数ペア:

[(1, 278107560), (2, 139053780), (3, 92702520), (4, 69526890), (5, 55621512), (6, 46351260), (8, 34763445), (9, 30900840), (10, 27810756), (12, 23175630), (15, 18540504), (18, 15450420), (19, 14637240), (20, 13905378), (24, 11587815), (27, 10300280), (30, 9270252), (36, 7725210), (38, 7318620), (40, 6952689), (45, 6180168), (54, 5150140), (57, 4879080), (60, 4635126), (72, 3862605), (76, 3659310), (90, 3090084), (95, 2927448), (108, 2575070), (114, 2439540), (120, 2317563), (135, 2060056), (152, 1829655), (171, 1626360), (180, 1545042), (190, 1463724), (216, 1287535), (228, 1219770), (270, 1030028), (285, 975816), (342, 813180), (360, 772521), (380, 731862), (456, 609885), (513, 542120), (540, 515014), (570, 487908), (684, 406590), (760, 365931), (855, 325272), (1026, 271060), (1080, 257507), (1140, 243954), (1368, 203295), (1710, 162636), (2052, 135530), (2280, 121977), (2565, 108424), (3420, 81318), (4104, 67765), (5130, 54212), (6840, 40659), (10260, 27106), (13553, 20520)]