121919200

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:669

約数の個数: 144

約数和(自身を含む): 337947120

約数和(自身を除く): 216027920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 32, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 160, 190, 200, 208, 247, 260, 304, 325, 380, 400, 416, 475, 494, 520, 608, 617, 650, 760, 800, 950, 988, 1040, 1234, 1235, 1300, 1520, 1900, 1976, 2080, 2468, 2470, 2600, 3040, 3085, 3800, 3952, 4936, 4940, 5200, 6170, 6175, 7600, 7904, 8021, 9872, 9880, 10400, 11723, 12340, 12350, 15200, 15425, 16042, 19744, 19760, 23446, 24680, 24700, 30850, 32084, 39520, 40105, 46892, 49360, 49400, 58615, 61700, 64168, 80210, 93784, 98720, 98800, 117230, 123400, 128336, 152399, 160420, 187568, 197600, 200525, 234460, 246800, 256672, 293075, 304798, 320840, 375136, 401050, 468920, 493600, 586150, 609596, 641680, 761995, 802100, 937840, 1172300, 1219192, 1283360, 1523990, 1604200, 1875680, 2344600, 2438384, 3047980, 3208400, 3809975, 4689200, 4876768, 6095960, 6416800, 7619950, 9378400, 12191920, 15239900, 24383840, 30479800, 60959600, 121919200]

約数ペア:

[(1, 121919200), (2, 60959600), (4, 30479800), (5, 24383840), (8, 15239900), (10, 12191920), (13, 9378400), (16, 7619950), (19, 6416800), (20, 6095960), (25, 4876768), (26, 4689200), (32, 3809975), (38, 3208400), (40, 3047980), (50, 2438384), (52, 2344600), (65, 1875680), (76, 1604200), (80, 1523990), (95, 1283360), (100, 1219192), (104, 1172300), (130, 937840), (152, 802100), (160, 761995), (190, 641680), (200, 609596), (208, 586150), (247, 493600), (260, 468920), (304, 401050), (325, 375136), (380, 320840), (400, 304798), (416, 293075), (475, 256672), (494, 246800), (520, 234460), (608, 200525), (617, 197600), (650, 187568), (760, 160420), (800, 152399), (950, 128336), (988, 123400), (1040, 117230), (1234, 98800), (1235, 98720), (1300, 93784), (1520, 80210), (1900, 64168), (1976, 61700), (2080, 58615), (2468, 49400), (2470, 49360), (2600, 46892), (3040, 40105), (3085, 39520), (3800, 32084), (3952, 30850), (4936, 24700), (4940, 24680), (5200, 23446), (6170, 19760), (6175, 19744), (7600, 16042), (7904, 15425), (8021, 15200), (9872, 12350), (9880, 12340), (10400, 11723)]