1288397220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{809}}^1$

素因数の和:978

約数の個数: 192

約数和(自身を含む): 4180377600

約数和(自身を除く): 2891980380

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 127, 132, 165, 190, 209, 220, 228, 254, 285, 330, 380, 381, 418, 508, 570, 627, 635, 660, 762, 809, 836, 1045, 1140, 1254, 1270, 1397, 1524, 1618, 1905, 2090, 2413, 2427, 2508, 2540, 2794, 3135, 3236, 3810, 4045, 4180, 4191, 4826, 4854, 5588, 6270, 6985, 7239, 7620, 8090, 8382, 8899, 9652, 9708, 12065, 12135, 12540, 13970, 14478, 15371, 16180, 16764, 17798, 20955, 24130, 24270, 26543, 26697, 27940, 28956, 30742, 35596, 36195, 41910, 44495, 46113, 48260, 48540, 53086, 53394, 61484, 72390, 76855, 79629, 83820, 88990, 92226, 102743, 106172, 106788, 132715, 133485, 144780, 153710, 159258, 169081, 177980, 184452, 205486, 230565, 265430, 266970, 307420, 308229, 318516, 338162, 398145, 410972, 461130, 507243, 513715, 530860, 533940, 616458, 676324, 796290, 845405, 922260, 1014486, 1027430, 1130173, 1232916, 1541145, 1592580, 1690810, 1952117, 2028972, 2054860, 2260346, 2536215, 3082290, 3381620, 3390519, 3904234, 4520692, 5072430, 5650865, 5856351, 6164580, 6781038, 7808468, 9760585, 10144860, 11301730, 11712702, 13562076, 16952595, 19521170, 21473287, 22603460, 23425404, 29281755, 33905190, 39042340, 42946574, 58563510, 64419861, 67810380, 85893148, 107366435, 117127020, 128839722, 214732870, 257679444, 322099305, 429465740, 644198610, 1288397220]

約数ペア:

[(1, 1288397220), (2, 644198610), (3, 429465740), (4, 322099305), (5, 257679444), (6, 214732870), (10, 128839722), (11, 117127020), (12, 107366435), (15, 85893148), (19, 67810380), (20, 64419861), (22, 58563510), (30, 42946574), (33, 39042340), (38, 33905190), (44, 29281755), (55, 23425404), (57, 22603460), (60, 21473287), (66, 19521170), (76, 16952595), (95, 13562076), (110, 11712702), (114, 11301730), (127, 10144860), (132, 9760585), (165, 7808468), (190, 6781038), (209, 6164580), (220, 5856351), (228, 5650865), (254, 5072430), (285, 4520692), (330, 3904234), (380, 3390519), (381, 3381620), (418, 3082290), (508, 2536215), (570, 2260346), (627, 2054860), (635, 2028972), (660, 1952117), (762, 1690810), (809, 1592580), (836, 1541145), (1045, 1232916), (1140, 1130173), (1254, 1027430), (1270, 1014486), (1397, 922260), (1524, 845405), (1618, 796290), (1905, 676324), (2090, 616458), (2413, 533940), (2427, 530860), (2508, 513715), (2540, 507243), (2794, 461130), (3135, 410972), (3236, 398145), (3810, 338162), (4045, 318516), (4180, 308229), (4191, 307420), (4826, 266970), (4854, 265430), (5588, 230565), (6270, 205486), (6985, 184452), (7239, 177980), (7620, 169081), (8090, 159258), (8382, 153710), (8899, 144780), (9652, 133485), (9708, 132715), (12065, 106788), (12135, 106172), (12540, 102743), (13970, 92226), (14478, 88990), (15371, 83820), (16180, 79629), (16764, 76855), (17798, 72390), (20955, 61484), (24130, 53394), (24270, 53086), (26543, 48540), (26697, 48260), (27940, 46113), (28956, 44495), (30742, 41910), (35596, 36195)]