289486470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5581}}^1$

素因数の和:5630

約数の個数: 128

約数和(自身を含む): 900264960

約数和(自身を除く): 610778490

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 19, 21, 26, 30, 35, 38, 39, 42, 57, 65, 70, 78, 91, 95, 105, 114, 130, 133, 182, 190, 195, 210, 247, 266, 273, 285, 390, 399, 455, 494, 546, 570, 665, 741, 798, 910, 1235, 1330, 1365, 1482, 1729, 1995, 2470, 2730, 3458, 3705, 3990, 5187, 5581, 7410, 8645, 10374, 11162, 16743, 17290, 25935, 27905, 33486, 39067, 51870, 55810, 72553, 78134, 83715, 106039, 117201, 145106, 167430, 195335, 212078, 217659, 234402, 318117, 362765, 390670, 435318, 507871, 530195, 586005, 636234, 725530, 742273, 1015742, 1060390, 1088295, 1172010, 1378507, 1484546, 1523613, 1590585, 2176590, 2226819, 2539355, 2757014, 3047226, 3181170, 3711365, 4135521, 4453638, 5078710, 6892535, 7422730, 7618065, 8271042, 9649549, 11134095, 13785070, 15236130, 19299098, 20677605, 22268190, 28948647, 41355210, 48247745, 57897294, 96495490, 144743235, 289486470]

約数ペア:

[(1, 289486470), (2, 144743235), (3, 96495490), (5, 57897294), (6, 48247745), (7, 41355210), (10, 28948647), (13, 22268190), (14, 20677605), (15, 19299098), (19, 15236130), (21, 13785070), (26, 11134095), (30, 9649549), (35, 8271042), (38, 7618065), (39, 7422730), (42, 6892535), (57, 5078710), (65, 4453638), (70, 4135521), (78, 3711365), (91, 3181170), (95, 3047226), (105, 2757014), (114, 2539355), (130, 2226819), (133, 2176590), (182, 1590585), (190, 1523613), (195, 1484546), (210, 1378507), (247, 1172010), (266, 1088295), (273, 1060390), (285, 1015742), (390, 742273), (399, 725530), (455, 636234), (494, 586005), (546, 530195), (570, 507871), (665, 435318), (741, 390670), (798, 362765), (910, 318117), (1235, 234402), (1330, 217659), (1365, 212078), (1482, 195335), (1729, 167430), (1995, 145106), (2470, 117201), (2730, 106039), (3458, 83715), (3705, 78134), (3990, 72553), (5187, 55810), (5581, 51870), (7410, 39067), (8645, 33486), (10374, 27905), (11162, 25935), (16743, 17290)]