189858720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1$

素因数の和:527

約数の個数: 192

約数和(自身を含む): 646652160

約数和(自身を除く): 456793440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 53, 60, 68, 80, 85, 96, 102, 106, 120, 136, 159, 160, 170, 204, 212, 240, 255, 265, 272, 318, 340, 408, 424, 439, 480, 510, 530, 544, 636, 680, 795, 816, 848, 878, 901, 1020, 1060, 1272, 1317, 1360, 1590, 1632, 1696, 1756, 1802, 2040, 2120, 2195, 2544, 2634, 2703, 2720, 3180, 3512, 3604, 4080, 4240, 4390, 4505, 5088, 5268, 5406, 6360, 6585, 7024, 7208, 7463, 8160, 8480, 8780, 9010, 10536, 10812, 12720, 13170, 13515, 14048, 14416, 14926, 17560, 18020, 21072, 21624, 22389, 23267, 25440, 26340, 27030, 28832, 29852, 35120, 36040, 37315, 42144, 43248, 44778, 46534, 52680, 54060, 59704, 69801, 70240, 72080, 74630, 86496, 89556, 93068, 105360, 108120, 111945, 116335, 119408, 139602, 144160, 149260, 179112, 186136, 210720, 216240, 223890, 232670, 238816, 279204, 298520, 349005, 358224, 372272, 395539, 432480, 447780, 465340, 558408, 597040, 698010, 716448, 744544, 791078, 895560, 930680, 1116816, 1186617, 1194080, 1396020, 1582156, 1791120, 1861360, 1977695, 2233632, 2373234, 2792040, 3164312, 3582240, 3722720, 3955390, 4746468, 5584080, 5933085, 6328624, 7910780, 9492936, 11168160, 11866170, 12657248, 15821560, 18985872, 23732340, 31643120, 37971744, 47464680, 63286240, 94929360, 189858720]

約数ペア:

[(1, 189858720), (2, 94929360), (3, 63286240), (4, 47464680), (5, 37971744), (6, 31643120), (8, 23732340), (10, 18985872), (12, 15821560), (15, 12657248), (16, 11866170), (17, 11168160), (20, 9492936), (24, 7910780), (30, 6328624), (32, 5933085), (34, 5584080), (40, 4746468), (48, 3955390), (51, 3722720), (53, 3582240), (60, 3164312), (68, 2792040), (80, 2373234), (85, 2233632), (96, 1977695), (102, 1861360), (106, 1791120), (120, 1582156), (136, 1396020), (159, 1194080), (160, 1186617), (170, 1116816), (204, 930680), (212, 895560), (240, 791078), (255, 744544), (265, 716448), (272, 698010), (318, 597040), (340, 558408), (408, 465340), (424, 447780), (439, 432480), (480, 395539), (510, 372272), (530, 358224), (544, 349005), (636, 298520), (680, 279204), (795, 238816), (816, 232670), (848, 223890), (878, 216240), (901, 210720), (1020, 186136), (1060, 179112), (1272, 149260), (1317, 144160), (1360, 139602), (1590, 119408), (1632, 116335), (1696, 111945), (1756, 108120), (1802, 105360), (2040, 93068), (2120, 89556), (2195, 86496), (2544, 74630), (2634, 72080), (2703, 70240), (2720, 69801), (3180, 59704), (3512, 54060), (3604, 52680), (4080, 46534), (4240, 44778), (4390, 43248), (4505, 42144), (5088, 37315), (5268, 36040), (5406, 35120), (6360, 29852), (6585, 28832), (7024, 27030), (7208, 26340), (7463, 25440), (8160, 23267), (8480, 22389), (8780, 21624), (9010, 21072), (10536, 18020), (10812, 17560), (12720, 14926), (13170, 14416), (13515, 14048)]