3915678840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1\times {\mathrm{1733}}^1$

素因数の和:2757

約数の個数: 128

約数和(自身を含む): 12384921600

約数和(自身を除く): 8469242760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 991, 1140, 1733, 1982, 2280, 2973, 3466, 3964, 4955, 5199, 5946, 6932, 7928, 8665, 9910, 10398, 11892, 13864, 14865, 17330, 18829, 19820, 20796, 23784, 25995, 29730, 32927, 34660, 37658, 39640, 41592, 51990, 56487, 59460, 65854, 69320, 75316, 94145, 98781, 103980, 112974, 118920, 131708, 150632, 164635, 188290, 197562, 207960, 225948, 263416, 282435, 329270, 376580, 395124, 451896, 493905, 564870, 658540, 753160, 790248, 987810, 1129740, 1317080, 1717403, 1975620, 2259480, 3434806, 3951240, 5152209, 6869612, 8587015, 10304418, 13739224, 17174030, 20608836, 25761045, 32630657, 34348060, 41217672, 51522090, 65261314, 68696120, 97891971, 103044180, 130522628, 163153285, 195783942, 206088360, 261045256, 326306570, 391567884, 489459855, 652613140, 783135768, 978919710, 1305226280, 1957839420, 3915678840]

約数ペア:

[(1, 3915678840), (2, 1957839420), (3, 1305226280), (4, 978919710), (5, 783135768), (6, 652613140), (8, 489459855), (10, 391567884), (12, 326306570), (15, 261045256), (19, 206088360), (20, 195783942), (24, 163153285), (30, 130522628), (38, 103044180), (40, 97891971), (57, 68696120), (60, 65261314), (76, 51522090), (95, 41217672), (114, 34348060), (120, 32630657), (152, 25761045), (190, 20608836), (228, 17174030), (285, 13739224), (380, 10304418), (456, 8587015), (570, 6869612), (760, 5152209), (991, 3951240), (1140, 3434806), (1733, 2259480), (1982, 1975620), (2280, 1717403), (2973, 1317080), (3466, 1129740), (3964, 987810), (4955, 790248), (5199, 753160), (5946, 658540), (6932, 564870), (7928, 493905), (8665, 451896), (9910, 395124), (10398, 376580), (11892, 329270), (13864, 282435), (14865, 263416), (17330, 225948), (18829, 207960), (19820, 197562), (20796, 188290), (23784, 164635), (25995, 150632), (29730, 131708), (32927, 118920), (34660, 112974), (37658, 103980), (39640, 98781), (41592, 94145), (51990, 75316), (56487, 69320), (59460, 65854)]