205331490

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:234

約数の個数: 256

約数和(自身を含む): 689955840

約数和(自身を除く): 484624350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 61, 63, 65, 70, 78, 90, 91, 105, 117, 122, 126, 130, 135, 137, 182, 183, 189, 195, 210, 234, 270, 273, 274, 305, 315, 351, 366, 378, 390, 411, 427, 455, 546, 549, 585, 610, 630, 685, 702, 793, 819, 822, 854, 910, 915, 945, 959, 1098, 1170, 1233, 1281, 1365, 1370, 1586, 1638, 1647, 1755, 1781, 1830, 1890, 1918, 2055, 2135, 2379, 2457, 2466, 2562, 2730, 2745, 2877, 3294, 3510, 3562, 3699, 3843, 3965, 4095, 4110, 4270, 4758, 4795, 4914, 5343, 5490, 5551, 5754, 6165, 6405, 7137, 7398, 7686, 7930, 8190, 8235, 8357, 8631, 8905, 9590, 10686, 11102, 11529, 11895, 12285, 12330, 12467, 12810, 14274, 14385, 16029, 16470, 16653, 16714, 17262, 17810, 18495, 19215, 21411, 23058, 23790, 24570, 24934, 25071, 25893, 26715, 27755, 28770, 32058, 33306, 35685, 36990, 37401, 38430, 41785, 42822, 43155, 48087, 49959, 50142, 51786, 53430, 55510, 57645, 58499, 62335, 71370, 74802, 75213, 80145, 83265, 83570, 86310, 96174, 99918, 107055, 108641, 112203, 115290, 116998, 124670, 125355, 129465, 149877, 150426, 160290, 166530, 175497, 187005, 214110, 217282, 224406, 225639, 240435, 249795, 250710, 258930, 292495, 299754, 325923, 336609, 350994, 374010, 376065, 451278, 480870, 499590, 526491, 543205, 561015, 584990, 651846, 673218, 749385, 752130, 760487, 877485, 977769, 1052982, 1086410, 1122030, 1128195, 1498770, 1520974, 1579473, 1629615, 1683045, 1754970, 1955538, 2256390, 2281461, 2632455, 2933307, 3158946, 3259230, 3366090, 3802435, 4562922, 4888845, 5264910, 5866614, 6844383, 7604870, 7897365, 9777690, 11407305, 13688766, 14666535, 15794730, 20533149, 22814610, 29333070, 34221915, 41066298, 68443830, 102665745, 205331490]

約数ペア:

[(1, 205331490), (2, 102665745), (3, 68443830), (5, 41066298), (6, 34221915), (7, 29333070), (9, 22814610), (10, 20533149), (13, 15794730), (14, 14666535), (15, 13688766), (18, 11407305), (21, 9777690), (26, 7897365), (27, 7604870), (30, 6844383), (35, 5866614), (39, 5264910), (42, 4888845), (45, 4562922), (54, 3802435), (61, 3366090), (63, 3259230), (65, 3158946), (70, 2933307), (78, 2632455), (90, 2281461), (91, 2256390), (105, 1955538), (117, 1754970), (122, 1683045), (126, 1629615), (130, 1579473), (135, 1520974), (137, 1498770), (182, 1128195), (183, 1122030), (189, 1086410), (195, 1052982), (210, 977769), (234, 877485), (270, 760487), (273, 752130), (274, 749385), (305, 673218), (315, 651846), (351, 584990), (366, 561015), (378, 543205), (390, 526491), (411, 499590), (427, 480870), (455, 451278), (546, 376065), (549, 374010), (585, 350994), (610, 336609), (630, 325923), (685, 299754), (702, 292495), (793, 258930), (819, 250710), (822, 249795), (854, 240435), (910, 225639), (915, 224406), (945, 217282), (959, 214110), (1098, 187005), (1170, 175497), (1233, 166530), (1281, 160290), (1365, 150426), (1370, 149877), (1586, 129465), (1638, 125355), (1647, 124670), (1755, 116998), (1781, 115290), (1830, 112203), (1890, 108641), (1918, 107055), (2055, 99918), (2135, 96174), (2379, 86310), (2457, 83570), (2466, 83265), (2562, 80145), (2730, 75213), (2745, 74802), (2877, 71370), (3294, 62335), (3510, 58499), (3562, 57645), (3699, 55510), (3843, 53430), (3965, 51786), (4095, 50142), (4110, 49959), (4270, 48087), (4758, 43155), (4795, 42822), (4914, 41785), (5343, 38430), (5490, 37401), (5551, 36990), (5754, 35685), (6165, 33306), (6405, 32058), (7137, 28770), (7398, 27755), (7686, 26715), (7930, 25893), (8190, 25071), (8235, 24934), (8357, 24570), (8631, 23790), (8905, 23058), (9590, 21411), (10686, 19215), (11102, 18495), (11529, 17810), (11895, 17262), (12285, 16714), (12330, 16653), (12467, 16470), (12810, 16029), (14274, 14385)]