245221600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 288

約数和(自身を含む): 728390880

約数和(自身を除く): 483169280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 25, 26, 32, 34, 38, 40, 50, 52, 65, 68, 73, 76, 80, 85, 95, 100, 104, 130, 136, 146, 152, 160, 170, 190, 200, 208, 221, 247, 260, 272, 292, 304, 323, 325, 340, 365, 380, 400, 416, 425, 442, 475, 494, 520, 544, 584, 608, 646, 650, 680, 730, 760, 800, 850, 884, 949, 950, 988, 1040, 1105, 1168, 1235, 1241, 1292, 1300, 1360, 1387, 1460, 1520, 1615, 1700, 1768, 1825, 1898, 1900, 1976, 2080, 2210, 2336, 2470, 2482, 2584, 2600, 2720, 2774, 2920, 3040, 3230, 3400, 3536, 3650, 3796, 3800, 3952, 4199, 4420, 4745, 4940, 4964, 5168, 5200, 5525, 5548, 5840, 6175, 6205, 6460, 6800, 6935, 7072, 7300, 7592, 7600, 7904, 8075, 8398, 8840, 9490, 9880, 9928, 10336, 10400, 11050, 11096, 11680, 12350, 12410, 12920, 13600, 13870, 14600, 15184, 15200, 16133, 16150, 16796, 17680, 18031, 18980, 19760, 19856, 20995, 22100, 22192, 23579, 23725, 24700, 24820, 25840, 27740, 29200, 30368, 31025, 32266, 32300, 33592, 34675, 35360, 36062, 37960, 39520, 39712, 41990, 44200, 44384, 47158, 47450, 49400, 49640, 51680, 55480, 58400, 62050, 64532, 64600, 67184, 69350, 72124, 75920, 80665, 83980, 88400, 90155, 94316, 94900, 98800, 99280, 104975, 110960, 117895, 124100, 129064, 129200, 134368, 138700, 144248, 151840, 161330, 167960, 176800, 180310, 188632, 189800, 197600, 198560, 209950, 221920, 235790, 248200, 258128, 258400, 277400, 288496, 306527, 322660, 335920, 360620, 377264, 379600, 403325, 419900, 450775, 471580, 496400, 516256, 554800, 576992, 589475, 613054, 645320, 671840, 721240, 754528, 759200, 806650, 839800, 901550, 943160, 992800, 1109600, 1178950, 1226108, 1290640, 1442480, 1532635, 1613300, 1679600, 1803100, 1886320, 2357900, 2452216, 2581280, 2884960, 3065270, 3226600, 3359200, 3606200, 3772640, 4715800, 4904432, 6130540, 6453200, 7212400, 7663175, 9431600, 9808864, 12261080, 12906400, 14424800, 15326350, 18863200, 24522160, 30652700, 49044320, 61305400, 122610800, 245221600]

約数ペア:

[(1, 245221600), (2, 122610800), (4, 61305400), (5, 49044320), (8, 30652700), (10, 24522160), (13, 18863200), (16, 15326350), (17, 14424800), (19, 12906400), (20, 12261080), (25, 9808864), (26, 9431600), (32, 7663175), (34, 7212400), (38, 6453200), (40, 6130540), (50, 4904432), (52, 4715800), (65, 3772640), (68, 3606200), (73, 3359200), (76, 3226600), (80, 3065270), (85, 2884960), (95, 2581280), (100, 2452216), (104, 2357900), (130, 1886320), (136, 1803100), (146, 1679600), (152, 1613300), (160, 1532635), (170, 1442480), (190, 1290640), (200, 1226108), (208, 1178950), (221, 1109600), (247, 992800), (260, 943160), (272, 901550), (292, 839800), (304, 806650), (323, 759200), (325, 754528), (340, 721240), (365, 671840), (380, 645320), (400, 613054), (416, 589475), (425, 576992), (442, 554800), (475, 516256), (494, 496400), (520, 471580), (544, 450775), (584, 419900), (608, 403325), (646, 379600), (650, 377264), (680, 360620), (730, 335920), (760, 322660), (800, 306527), (850, 288496), (884, 277400), (949, 258400), (950, 258128), (988, 248200), (1040, 235790), (1105, 221920), (1168, 209950), (1235, 198560), (1241, 197600), (1292, 189800), (1300, 188632), (1360, 180310), (1387, 176800), (1460, 167960), (1520, 161330), (1615, 151840), (1700, 144248), (1768, 138700), (1825, 134368), (1898, 129200), (1900, 129064), (1976, 124100), (2080, 117895), (2210, 110960), (2336, 104975), (2470, 99280), (2482, 98800), (2584, 94900), (2600, 94316), (2720, 90155), (2774, 88400), (2920, 83980), (3040, 80665), (3230, 75920), (3400, 72124), (3536, 69350), (3650, 67184), (3796, 64600), (3800, 64532), (3952, 62050), (4199, 58400), (4420, 55480), (4745, 51680), (4940, 49640), (4964, 49400), (5168, 47450), (5200, 47158), (5525, 44384), (5548, 44200), (5840, 41990), (6175, 39712), (6205, 39520), (6460, 37960), (6800, 36062), (6935, 35360), (7072, 34675), (7300, 33592), (7592, 32300), (7600, 32266), (7904, 31025), (8075, 30368), (8398, 29200), (8840, 27740), (9490, 25840), (9880, 24820), (9928, 24700), (10336, 23725), (10400, 23579), (11050, 22192), (11096, 22100), (11680, 20995), (12350, 19856), (12410, 19760), (12920, 18980), (13600, 18031), (13870, 17680), (14600, 16796), (15184, 16150), (15200, 16133)]