248640480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1427}}^1$

素因数の和:1470

約数の個数: 216

約数和(自身を含む): 933286536

約数和(自身を除く): 684646056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 121, 132, 144, 160, 165, 176, 180, 198, 220, 240, 242, 264, 288, 330, 352, 360, 363, 396, 440, 480, 484, 495, 528, 605, 660, 720, 726, 792, 880, 968, 990, 1056, 1089, 1210, 1320, 1427, 1440, 1452, 1584, 1760, 1815, 1936, 1980, 2178, 2420, 2640, 2854, 2904, 3168, 3630, 3872, 3960, 4281, 4356, 4840, 5280, 5445, 5708, 5808, 7135, 7260, 7920, 8562, 8712, 9680, 10890, 11416, 11616, 12843, 14270, 14520, 15697, 15840, 17124, 17424, 19360, 21405, 21780, 22832, 25686, 28540, 29040, 31394, 34248, 34848, 42810, 43560, 45664, 47091, 51372, 57080, 58080, 62788, 64215, 68496, 78485, 85620, 87120, 94182, 102744, 114160, 125576, 128430, 136992, 141273, 156970, 171240, 172667, 174240, 188364, 205488, 228320, 235455, 251152, 256860, 282546, 313940, 342480, 345334, 376728, 410976, 470910, 502304, 513720, 518001, 565092, 627880, 684960, 690668, 706365, 753456, 863335, 941820, 1027440, 1036002, 1130184, 1255760, 1381336, 1412730, 1506912, 1554003, 1726670, 1883640, 2054880, 2072004, 2260368, 2511520, 2590005, 2762672, 2825460, 3108006, 3453340, 3767280, 4144008, 4520736, 5180010, 5525344, 5650920, 6216012, 6906680, 7534560, 7770015, 8288016, 10360020, 11301840, 12432024, 13813360, 15540030, 16576032, 20720040, 22603680, 24864048, 27626720, 31080060, 41440080, 49728096, 62160120, 82880160, 124320240, 248640480]

約数ペア:

[(1, 248640480), (2, 124320240), (3, 82880160), (4, 62160120), (5, 49728096), (6, 41440080), (8, 31080060), (9, 27626720), (10, 24864048), (11, 22603680), (12, 20720040), (15, 16576032), (16, 15540030), (18, 13813360), (20, 12432024), (22, 11301840), (24, 10360020), (30, 8288016), (32, 7770015), (33, 7534560), (36, 6906680), (40, 6216012), (44, 5650920), (45, 5525344), (48, 5180010), (55, 4520736), (60, 4144008), (66, 3767280), (72, 3453340), (80, 3108006), (88, 2825460), (90, 2762672), (96, 2590005), (99, 2511520), (110, 2260368), (120, 2072004), (121, 2054880), (132, 1883640), (144, 1726670), (160, 1554003), (165, 1506912), (176, 1412730), (180, 1381336), (198, 1255760), (220, 1130184), (240, 1036002), (242, 1027440), (264, 941820), (288, 863335), (330, 753456), (352, 706365), (360, 690668), (363, 684960), (396, 627880), (440, 565092), (480, 518001), (484, 513720), (495, 502304), (528, 470910), (605, 410976), (660, 376728), (720, 345334), (726, 342480), (792, 313940), (880, 282546), (968, 256860), (990, 251152), (1056, 235455), (1089, 228320), (1210, 205488), (1320, 188364), (1427, 174240), (1440, 172667), (1452, 171240), (1584, 156970), (1760, 141273), (1815, 136992), (1936, 128430), (1980, 125576), (2178, 114160), (2420, 102744), (2640, 94182), (2854, 87120), (2904, 85620), (3168, 78485), (3630, 68496), (3872, 64215), (3960, 62788), (4281, 58080), (4356, 57080), (4840, 51372), (5280, 47091), (5445, 45664), (5708, 43560), (5808, 42810), (7135, 34848), (7260, 34248), (7920, 31394), (8562, 29040), (8712, 28540), (9680, 25686), (10890, 22832), (11416, 21780), (11616, 21405), (12843, 19360), (14270, 17424), (14520, 17124), (15697, 15840)]