68252940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2851}}^1$

素因数の和:2892

約数の個数: 144

約数和(自身を含む): 249150720

約数和(自身を除く): 180897780

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, 2851, 3420, 3990, 4788, 5702, 5985, 7980, 8553, 11404, 11970, 14255, 17106, 19957, 23940, 25659, 28510, 34212, 39914, 42765, 51318, 54169, 57020, 59871, 79828, 85530, 99785, 102636, 108338, 119742, 128295, 162507, 171060, 179613, 199570, 216676, 239484, 256590, 270845, 299355, 325014, 359226, 379183, 399140, 487521, 513180, 541690, 598710, 650028, 718452, 758366, 812535, 898065, 975042, 1083380, 1137549, 1197420, 1516732, 1625070, 1796130, 1895915, 1950084, 2275098, 2437605, 3250140, 3412647, 3592260, 3791830, 4550196, 4875210, 5687745, 6825294, 7583660, 9750420, 11375490, 13650588, 17063235, 22750980, 34126470, 68252940]

約数ペア:

[(1, 68252940), (2, 34126470), (3, 22750980), (4, 17063235), (5, 13650588), (6, 11375490), (7, 9750420), (9, 7583660), (10, 6825294), (12, 5687745), (14, 4875210), (15, 4550196), (18, 3791830), (19, 3592260), (20, 3412647), (21, 3250140), (28, 2437605), (30, 2275098), (35, 1950084), (36, 1895915), (38, 1796130), (42, 1625070), (45, 1516732), (57, 1197420), (60, 1137549), (63, 1083380), (70, 975042), (76, 898065), (84, 812535), (90, 758366), (95, 718452), (105, 650028), (114, 598710), (126, 541690), (133, 513180), (140, 487521), (171, 399140), (180, 379183), (190, 359226), (210, 325014), (228, 299355), (252, 270845), (266, 256590), (285, 239484), (315, 216676), (342, 199570), (380, 179613), (399, 171060), (420, 162507), (532, 128295), (570, 119742), (630, 108338), (665, 102636), (684, 99785), (798, 85530), (855, 79828), (1140, 59871), (1197, 57020), (1260, 54169), (1330, 51318), (1596, 42765), (1710, 39914), (1995, 34212), (2394, 28510), (2660, 25659), (2851, 23940), (3420, 19957), (3990, 17106), (4788, 14255), (5702, 11970), (5985, 11404), (7980, 8553)]