321885200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:314

約数の個数: 240

約数和(自身を含む): 981603840

約数和(自身を除く): 659718640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 37, 40, 50, 52, 56, 65, 70, 74, 80, 91, 100, 104, 112, 130, 140, 148, 175, 182, 185, 200, 208, 239, 259, 260, 280, 296, 325, 350, 364, 370, 400, 455, 478, 481, 518, 520, 560, 592, 650, 700, 728, 740, 910, 925, 956, 962, 1036, 1040, 1195, 1295, 1300, 1400, 1456, 1480, 1673, 1820, 1850, 1912, 1924, 2072, 2275, 2390, 2405, 2590, 2600, 2800, 2960, 3107, 3346, 3367, 3640, 3700, 3824, 3848, 4144, 4550, 4780, 4810, 5180, 5200, 5975, 6214, 6475, 6692, 6734, 7280, 7400, 7696, 8365, 8843, 9100, 9560, 9620, 10360, 11950, 12025, 12428, 12950, 13384, 13468, 14800, 15535, 16730, 16835, 17686, 18200, 19120, 19240, 20720, 21749, 23900, 24050, 24856, 25900, 26768, 26936, 31070, 33460, 33670, 35372, 36400, 38480, 41825, 43498, 44215, 47800, 48100, 49712, 51800, 53872, 61901, 62140, 66920, 67340, 70744, 77675, 83650, 84175, 86996, 88430, 95600, 96200, 103600, 108745, 114959, 123802, 124280, 133840, 134680, 141488, 155350, 167300, 168350, 173992, 176860, 192400, 217490, 221075, 229918, 247604, 248560, 269360, 309505, 310700, 334600, 336700, 347984, 353720, 434980, 442150, 459836, 495208, 543725, 574795, 619010, 621400, 669200, 673400, 707440, 804713, 869960, 884300, 919672, 990416, 1087450, 1149590, 1238020, 1242800, 1346800, 1547525, 1609426, 1739920, 1768600, 1839344, 2174900, 2299180, 2476040, 2873975, 3095050, 3218852, 3537200, 4023565, 4349800, 4598360, 4952080, 5747950, 6190100, 6437704, 8047130, 8699600, 9196720, 11495900, 12380200, 12875408, 16094260, 20117825, 22991800, 24760400, 32188520, 40235650, 45983600, 64377040, 80471300, 160942600, 321885200]

約数ペア:

[(1, 321885200), (2, 160942600), (4, 80471300), (5, 64377040), (7, 45983600), (8, 40235650), (10, 32188520), (13, 24760400), (14, 22991800), (16, 20117825), (20, 16094260), (25, 12875408), (26, 12380200), (28, 11495900), (35, 9196720), (37, 8699600), (40, 8047130), (50, 6437704), (52, 6190100), (56, 5747950), (65, 4952080), (70, 4598360), (74, 4349800), (80, 4023565), (91, 3537200), (100, 3218852), (104, 3095050), (112, 2873975), (130, 2476040), (140, 2299180), (148, 2174900), (175, 1839344), (182, 1768600), (185, 1739920), (200, 1609426), (208, 1547525), (239, 1346800), (259, 1242800), (260, 1238020), (280, 1149590), (296, 1087450), (325, 990416), (350, 919672), (364, 884300), (370, 869960), (400, 804713), (455, 707440), (478, 673400), (481, 669200), (518, 621400), (520, 619010), (560, 574795), (592, 543725), (650, 495208), (700, 459836), (728, 442150), (740, 434980), (910, 353720), (925, 347984), (956, 336700), (962, 334600), (1036, 310700), (1040, 309505), (1195, 269360), (1295, 248560), (1300, 247604), (1400, 229918), (1456, 221075), (1480, 217490), (1673, 192400), (1820, 176860), (1850, 173992), (1912, 168350), (1924, 167300), (2072, 155350), (2275, 141488), (2390, 134680), (2405, 133840), (2590, 124280), (2600, 123802), (2800, 114959), (2960, 108745), (3107, 103600), (3346, 96200), (3367, 95600), (3640, 88430), (3700, 86996), (3824, 84175), (3848, 83650), (4144, 77675), (4550, 70744), (4780, 67340), (4810, 66920), (5180, 62140), (5200, 61901), (5975, 53872), (6214, 51800), (6475, 49712), (6692, 48100), (6734, 47800), (7280, 44215), (7400, 43498), (7696, 41825), (8365, 38480), (8843, 36400), (9100, 35372), (9560, 33670), (9620, 33460), (10360, 31070), (11950, 26936), (12025, 26768), (12428, 25900), (12950, 24856), (13384, 24050), (13468, 23900), (14800, 21749), (15535, 20720), (16730, 19240), (16835, 19120), (17686, 18200)]