328049820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:305

約数の個数: 288

約数和(自身を含む): 1220244480

約数和(自身を除く): 892194660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 71, 76, 84, 90, 95, 105, 114, 126, 133, 140, 142, 171, 180, 190, 193, 210, 213, 228, 252, 266, 284, 285, 315, 342, 355, 380, 386, 399, 420, 426, 497, 532, 570, 579, 630, 639, 665, 684, 710, 772, 798, 852, 855, 965, 994, 1065, 1140, 1158, 1197, 1260, 1278, 1330, 1349, 1351, 1420, 1491, 1596, 1710, 1737, 1930, 1988, 1995, 2130, 2316, 2394, 2485, 2556, 2660, 2698, 2702, 2895, 2982, 3195, 3420, 3474, 3667, 3860, 3990, 4047, 4053, 4260, 4473, 4788, 4970, 5396, 5404, 5790, 5964, 5985, 6390, 6745, 6755, 6948, 7334, 7455, 7980, 8094, 8106, 8685, 8946, 9443, 9940, 11001, 11580, 11970, 12141, 12159, 12780, 13490, 13510, 13703, 14668, 14910, 16188, 16212, 17370, 17892, 18335, 18886, 20235, 20265, 22002, 22365, 23940, 24282, 24318, 25669, 26980, 27020, 27406, 28329, 29820, 33003, 34740, 36670, 37772, 40470, 40530, 41109, 44004, 44730, 47215, 48564, 48636, 51338, 54812, 55005, 56658, 60705, 60795, 66006, 68515, 73340, 77007, 80940, 81060, 82218, 84987, 89460, 94430, 95921, 102676, 110010, 113316, 121410, 121590, 123327, 128345, 132012, 137030, 141645, 154014, 164436, 165015, 169974, 188860, 191842, 205545, 220020, 231021, 242820, 243180, 246654, 256690, 260357, 274060, 283290, 287763, 308028, 330030, 339948, 383684, 385035, 411090, 424935, 462042, 479605, 493308, 513380, 520714, 566580, 575526, 616635, 660060, 770070, 781071, 822180, 849870, 863289, 924084, 959210, 1041428, 1151052, 1155105, 1233270, 1301785, 1438815, 1540140, 1562142, 1699740, 1726578, 1822499, 1918420, 2310210, 2343213, 2466540, 2603570, 2877630, 3124284, 3453156, 3644998, 3905355, 4316445, 4620420, 4686426, 5207140, 5467497, 5755260, 7289996, 7810710, 8632890, 9112495, 9372852, 10934994, 11716065, 15621420, 16402491, 17265780, 18224990, 21869988, 23432130, 27337485, 32804982, 36449980, 46864260, 54674970, 65609964, 82012455, 109349940, 164024910, 328049820]

約数ペア:

[(1, 328049820), (2, 164024910), (3, 109349940), (4, 82012455), (5, 65609964), (6, 54674970), (7, 46864260), (9, 36449980), (10, 32804982), (12, 27337485), (14, 23432130), (15, 21869988), (18, 18224990), (19, 17265780), (20, 16402491), (21, 15621420), (28, 11716065), (30, 10934994), (35, 9372852), (36, 9112495), (38, 8632890), (42, 7810710), (45, 7289996), (57, 5755260), (60, 5467497), (63, 5207140), (70, 4686426), (71, 4620420), (76, 4316445), (84, 3905355), (90, 3644998), (95, 3453156), (105, 3124284), (114, 2877630), (126, 2603570), (133, 2466540), (140, 2343213), (142, 2310210), (171, 1918420), (180, 1822499), (190, 1726578), (193, 1699740), (210, 1562142), (213, 1540140), (228, 1438815), (252, 1301785), (266, 1233270), (284, 1155105), (285, 1151052), (315, 1041428), (342, 959210), (355, 924084), (380, 863289), (386, 849870), (399, 822180), (420, 781071), (426, 770070), (497, 660060), (532, 616635), (570, 575526), (579, 566580), (630, 520714), (639, 513380), (665, 493308), (684, 479605), (710, 462042), (772, 424935), (798, 411090), (852, 385035), (855, 383684), (965, 339948), (994, 330030), (1065, 308028), (1140, 287763), (1158, 283290), (1197, 274060), (1260, 260357), (1278, 256690), (1330, 246654), (1349, 243180), (1351, 242820), (1420, 231021), (1491, 220020), (1596, 205545), (1710, 191842), (1737, 188860), (1930, 169974), (1988, 165015), (1995, 164436), (2130, 154014), (2316, 141645), (2394, 137030), (2485, 132012), (2556, 128345), (2660, 123327), (2698, 121590), (2702, 121410), (2895, 113316), (2982, 110010), (3195, 102676), (3420, 95921), (3474, 94430), (3667, 89460), (3860, 84987), (3990, 82218), (4047, 81060), (4053, 80940), (4260, 77007), (4473, 73340), (4788, 68515), (4970, 66006), (5396, 60795), (5404, 60705), (5790, 56658), (5964, 55005), (5985, 54812), (6390, 51338), (6745, 48636), (6755, 48564), (6948, 47215), (7334, 44730), (7455, 44004), (7980, 41109), (8094, 40530), (8106, 40470), (8685, 37772), (8946, 36670), (9443, 34740), (9940, 33003), (11001, 29820), (11580, 28329), (11970, 27406), (12141, 27020), (12159, 26980), (12780, 25669), (13490, 24318), (13510, 24282), (13703, 23940), (14668, 22365), (14910, 22002), (16188, 20265), (16212, 20235), (17370, 18886), (17892, 18335)]