490880520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34963}}^1$

素因数の和:34996

約数の個数: 128

約数和(自身を含む): 1762185600

約数和(自身を除く): 1271305080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4680, 7020, 14040, 34963, 69926, 104889, 139852, 174815, 209778, 279704, 314667, 349630, 419556, 454519, 524445, 629334, 699260, 839112, 909038, 944001, 1048890, 1258668, 1363557, 1398520, 1573335, 1818076, 1888002, 2097780, 2272595, 2517336, 2727114, 3146670, 3636152, 3776004, 4090671, 4195560, 4545190, 4720005, 5454228, 6293340, 6817785, 7552008, 8181342, 9090380, 9440010, 10908456, 12272013, 12586680, 13635570, 16362684, 18180760, 18880020, 20453355, 24544026, 27271140, 32725368, 37760040, 40906710, 49088052, 54542280, 61360065, 81813420, 98176104, 122720130, 163626840, 245440260, 490880520]

約数ペア:

[(1, 490880520), (2, 245440260), (3, 163626840), (4, 122720130), (5, 98176104), (6, 81813420), (8, 61360065), (9, 54542280), (10, 49088052), (12, 40906710), (13, 37760040), (15, 32725368), (18, 27271140), (20, 24544026), (24, 20453355), (26, 18880020), (27, 18180760), (30, 16362684), (36, 13635570), (39, 12586680), (40, 12272013), (45, 10908456), (52, 9440010), (54, 9090380), (60, 8181342), (65, 7552008), (72, 6817785), (78, 6293340), (90, 5454228), (104, 4720005), (108, 4545190), (117, 4195560), (120, 4090671), (130, 3776004), (135, 3636152), (156, 3146670), (180, 2727114), (195, 2517336), (216, 2272595), (234, 2097780), (260, 1888002), (270, 1818076), (312, 1573335), (351, 1398520), (360, 1363557), (390, 1258668), (468, 1048890), (520, 944001), (540, 909038), (585, 839112), (702, 699260), (780, 629334), (936, 524445), (1080, 454519), (1170, 419556), (1404, 349630), (1560, 314667), (1755, 279704), (2340, 209778), (2808, 174815), (3510, 139852), (4680, 104889), (7020, 69926), (14040, 34963)]