320341140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13381}}^1$

素因数の和:13422

約数の個数: 144

約数和(自身を含む): 1169051520

約数和(自身を除く): 848710380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 11970, 13381, 23940, 26762, 40143, 53524, 66905, 80286, 93667, 120429, 133810, 160572, 187334, 200715, 240858, 254239, 267620, 281001, 374668, 401430, 468335, 481716, 508478, 562002, 602145, 762717, 802860, 843003, 936670, 1016956, 1124004, 1204290, 1271195, 1405005, 1525434, 1686006, 1779673, 1873340, 2288151, 2408580, 2542390, 2810010, 3050868, 3372012, 3559346, 3813585, 4215015, 4576302, 5084780, 5339019, 5620020, 7118692, 7627170, 8430030, 8898365, 9152604, 10678038, 11440755, 15254340, 16017057, 16860060, 17796730, 21356076, 22881510, 26695095, 32034114, 35593460, 45763020, 53390190, 64068228, 80085285, 106780380, 160170570, 320341140]

約数ペア:

[(1, 320341140), (2, 160170570), (3, 106780380), (4, 80085285), (5, 64068228), (6, 53390190), (7, 45763020), (9, 35593460), (10, 32034114), (12, 26695095), (14, 22881510), (15, 21356076), (18, 17796730), (19, 16860060), (20, 16017057), (21, 15254340), (28, 11440755), (30, 10678038), (35, 9152604), (36, 8898365), (38, 8430030), (42, 7627170), (45, 7118692), (57, 5620020), (60, 5339019), (63, 5084780), (70, 4576302), (76, 4215015), (84, 3813585), (90, 3559346), (95, 3372012), (105, 3050868), (114, 2810010), (126, 2542390), (133, 2408580), (140, 2288151), (171, 1873340), (180, 1779673), (190, 1686006), (210, 1525434), (228, 1405005), (252, 1271195), (266, 1204290), (285, 1124004), (315, 1016956), (342, 936670), (380, 843003), (399, 802860), (420, 762717), (532, 602145), (570, 562002), (630, 508478), (665, 481716), (684, 468335), (798, 401430), (855, 374668), (1140, 281001), (1197, 267620), (1260, 254239), (1330, 240858), (1596, 200715), (1710, 187334), (1995, 160572), (2394, 133810), (2660, 120429), (3420, 93667), (3990, 80286), (4788, 66905), (5985, 53524), (7980, 40143), (11970, 26762), (13381, 23940)]