189908040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:276

約数の個数: 256

約数和(自身を含む): 699033600

約数和(自身を除く): 509125560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 73, 76, 84, 95, 105, 114, 120, 133, 140, 146, 152, 163, 168, 190, 210, 219, 228, 266, 280, 285, 292, 326, 365, 380, 399, 420, 438, 456, 489, 511, 532, 570, 584, 652, 665, 730, 760, 798, 815, 840, 876, 978, 1022, 1064, 1095, 1140, 1141, 1304, 1330, 1387, 1460, 1533, 1596, 1630, 1752, 1956, 1995, 2044, 2190, 2280, 2282, 2445, 2555, 2660, 2774, 2920, 3066, 3097, 3192, 3260, 3423, 3912, 3990, 4088, 4161, 4380, 4564, 4890, 5110, 5320, 5548, 5705, 6132, 6194, 6520, 6846, 6935, 7665, 7980, 8322, 8760, 9128, 9291, 9709, 9780, 10220, 11096, 11410, 11899, 12264, 12388, 13692, 13870, 15330, 15485, 15960, 16644, 17115, 18582, 19418, 19560, 20440, 20805, 21679, 22820, 23798, 24776, 27384, 27740, 29127, 30660, 30970, 33288, 34230, 35697, 37164, 38836, 41610, 43358, 45640, 46455, 47596, 48545, 55480, 58254, 59495, 61320, 61940, 65037, 68460, 71394, 74328, 77672, 83220, 83293, 86716, 92910, 95192, 97090, 108395, 116508, 118990, 123880, 130074, 136920, 142788, 145635, 166440, 166586, 173432, 178485, 185820, 194180, 216790, 226081, 233016, 237980, 249879, 260148, 285576, 291270, 325185, 333172, 356970, 371640, 388360, 416465, 433580, 452162, 475960, 499758, 520296, 582540, 650370, 666344, 678243, 713940, 832930, 867160, 904324, 999516, 1130405, 1165080, 1249395, 1300740, 1356486, 1427880, 1582567, 1665860, 1808648, 1999032, 2260810, 2498790, 2601480, 2712972, 3165134, 3331720, 3391215, 4521620, 4747701, 4997580, 5425944, 6330268, 6782430, 7912835, 9043240, 9495402, 9995160, 12660536, 13564860, 15825670, 18990804, 23738505, 27129720, 31651340, 37981608, 47477010, 63302680, 94954020, 189908040]

約数ペア:

[(1, 189908040), (2, 94954020), (3, 63302680), (4, 47477010), (5, 37981608), (6, 31651340), (7, 27129720), (8, 23738505), (10, 18990804), (12, 15825670), (14, 13564860), (15, 12660536), (19, 9995160), (20, 9495402), (21, 9043240), (24, 7912835), (28, 6782430), (30, 6330268), (35, 5425944), (38, 4997580), (40, 4747701), (42, 4521620), (56, 3391215), (57, 3331720), (60, 3165134), (70, 2712972), (73, 2601480), (76, 2498790), (84, 2260810), (95, 1999032), (105, 1808648), (114, 1665860), (120, 1582567), (133, 1427880), (140, 1356486), (146, 1300740), (152, 1249395), (163, 1165080), (168, 1130405), (190, 999516), (210, 904324), (219, 867160), (228, 832930), (266, 713940), (280, 678243), (285, 666344), (292, 650370), (326, 582540), (365, 520296), (380, 499758), (399, 475960), (420, 452162), (438, 433580), (456, 416465), (489, 388360), (511, 371640), (532, 356970), (570, 333172), (584, 325185), (652, 291270), (665, 285576), (730, 260148), (760, 249879), (798, 237980), (815, 233016), (840, 226081), (876, 216790), (978, 194180), (1022, 185820), (1064, 178485), (1095, 173432), (1140, 166586), (1141, 166440), (1304, 145635), (1330, 142788), (1387, 136920), (1460, 130074), (1533, 123880), (1596, 118990), (1630, 116508), (1752, 108395), (1956, 97090), (1995, 95192), (2044, 92910), (2190, 86716), (2280, 83293), (2282, 83220), (2445, 77672), (2555, 74328), (2660, 71394), (2774, 68460), (2920, 65037), (3066, 61940), (3097, 61320), (3192, 59495), (3260, 58254), (3423, 55480), (3912, 48545), (3990, 47596), (4088, 46455), (4161, 45640), (4380, 43358), (4564, 41610), (4890, 38836), (5110, 37164), (5320, 35697), (5548, 34230), (5705, 33288), (6132, 30970), (6194, 30660), (6520, 29127), (6846, 27740), (6935, 27384), (7665, 24776), (7980, 23798), (8322, 22820), (8760, 21679), (9128, 20805), (9291, 20440), (9709, 19560), (9780, 19418), (10220, 18582), (11096, 17115), (11410, 16644), (11899, 15960), (12264, 15485), (12388, 15330), (13692, 13870)]