217860840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3539}}^1$

素因数の和:3581

約数の個数: 160

約数和(自身を含む): 771012000

約数和(自身を除く): 553151160

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, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 342, 360, 380, 405, 456, 513, 540, 570, 648, 684, 760, 810, 855, 1026, 1080, 1140, 1368, 1539, 1620, 1710, 2052, 2280, 2565, 3078, 3240, 3420, 3539, 4104, 5130, 6156, 6840, 7078, 7695, 10260, 10617, 12312, 14156, 15390, 17695, 20520, 21234, 28312, 30780, 31851, 35390, 42468, 53085, 61560, 63702, 67241, 70780, 84936, 95553, 106170, 127404, 134482, 141560, 159255, 191106, 201723, 212340, 254808, 268964, 286659, 318510, 336205, 382212, 403446, 424680, 477765, 537928, 573318, 605169, 637020, 672410, 764424, 806892, 955530, 1008615, 1146636, 1210338, 1274040, 1344820, 1433295, 1613784, 1815507, 1911060, 2017230, 2293272, 2420676, 2689640, 2866590, 3025845, 3631014, 3822120, 4034460, 4841352, 5446521, 5733180, 6051690, 7262028, 8068920, 9077535, 10893042, 11466360, 12103380, 14524056, 18155070, 21786084, 24206760, 27232605, 36310140, 43572168, 54465210, 72620280, 108930420, 217860840]

約数ペア:

[(1, 217860840), (2, 108930420), (3, 72620280), (4, 54465210), (5, 43572168), (6, 36310140), (8, 27232605), (9, 24206760), (10, 21786084), (12, 18155070), (15, 14524056), (18, 12103380), (19, 11466360), (20, 10893042), (24, 9077535), (27, 8068920), (30, 7262028), (36, 6051690), (38, 5733180), (40, 5446521), (45, 4841352), (54, 4034460), (57, 3822120), (60, 3631014), (72, 3025845), (76, 2866590), (81, 2689640), (90, 2420676), (95, 2293272), (108, 2017230), (114, 1911060), (120, 1815507), (135, 1613784), (152, 1433295), (162, 1344820), (171, 1274040), (180, 1210338), (190, 1146636), (216, 1008615), (228, 955530), (270, 806892), (285, 764424), (324, 672410), (342, 637020), (360, 605169), (380, 573318), (405, 537928), (456, 477765), (513, 424680), (540, 403446), (570, 382212), (648, 336205), (684, 318510), (760, 286659), (810, 268964), (855, 254808), (1026, 212340), (1080, 201723), (1140, 191106), (1368, 159255), (1539, 141560), (1620, 134482), (1710, 127404), (2052, 106170), (2280, 95553), (2565, 84936), (3078, 70780), (3240, 67241), (3420, 63702), (3539, 61560), (4104, 53085), (5130, 42468), (6156, 35390), (6840, 31851), (7078, 30780), (7695, 28312), (10260, 21234), (10617, 20520), (12312, 17695), (14156, 15390)]