123943890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:368

約数の個数: 128

約数和(自身を含む): 356843520

約数和(自身を除く): 232899630

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 79, 93, 105, 155, 158, 186, 210, 217, 237, 241, 310, 395, 434, 465, 474, 482, 553, 651, 723, 790, 930, 1085, 1106, 1185, 1205, 1302, 1446, 1659, 1687, 2170, 2370, 2410, 2449, 2765, 3255, 3318, 3374, 3615, 4898, 5061, 5530, 6510, 7230, 7347, 7471, 8295, 8435, 10122, 12245, 14694, 14942, 16590, 16870, 17143, 19039, 22413, 24490, 25305, 34286, 36735, 37355, 38078, 44826, 50610, 51429, 52297, 57117, 73470, 74710, 85715, 95195, 102858, 104594, 112065, 114234, 133273, 156891, 171430, 190390, 224130, 257145, 261485, 266546, 285585, 313782, 399819, 514290, 522970, 571170, 590209, 666365, 784455, 799638, 1180418, 1332730, 1568910, 1770627, 1999095, 2951045, 3541254, 3998190, 4131463, 5902090, 8262926, 8853135, 12394389, 17706270, 20657315, 24788778, 41314630, 61971945, 123943890]

約数ペア:

[(1, 123943890), (2, 61971945), (3, 41314630), (5, 24788778), (6, 20657315), (7, 17706270), (10, 12394389), (14, 8853135), (15, 8262926), (21, 5902090), (30, 4131463), (31, 3998190), (35, 3541254), (42, 2951045), (62, 1999095), (70, 1770627), (79, 1568910), (93, 1332730), (105, 1180418), (155, 799638), (158, 784455), (186, 666365), (210, 590209), (217, 571170), (237, 522970), (241, 514290), (310, 399819), (395, 313782), (434, 285585), (465, 266546), (474, 261485), (482, 257145), (553, 224130), (651, 190390), (723, 171430), (790, 156891), (930, 133273), (1085, 114234), (1106, 112065), (1185, 104594), (1205, 102858), (1302, 95195), (1446, 85715), (1659, 74710), (1687, 73470), (2170, 57117), (2370, 52297), (2410, 51429), (2449, 50610), (2765, 44826), (3255, 38078), (3318, 37355), (3374, 36735), (3615, 34286), (4898, 25305), (5061, 24490), (5530, 22413), (6510, 19039), (7230, 17143), (7347, 16870), (7471, 16590), (8295, 14942), (8435, 14694), (10122, 12245)]