397511760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:194

約数の個数: 240

約数和(自身を含む): 1342914048

約数和(自身を除く): 945402288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 40, 46, 48, 60, 62, 69, 80, 92, 93, 101, 115, 120, 124, 138, 155, 184, 186, 202, 230, 240, 248, 276, 303, 310, 345, 368, 372, 404, 460, 465, 496, 505, 529, 552, 606, 620, 690, 713, 744, 808, 920, 930, 1010, 1058, 1104, 1212, 1240, 1380, 1426, 1488, 1515, 1587, 1616, 1840, 1860, 2020, 2116, 2139, 2323, 2424, 2480, 2645, 2760, 2852, 3030, 3131, 3174, 3565, 3720, 4040, 4232, 4278, 4646, 4848, 5290, 5520, 5704, 6060, 6262, 6348, 6969, 7130, 7440, 7935, 8080, 8464, 8556, 9292, 9393, 10580, 10695, 11408, 11615, 12120, 12524, 12696, 13938, 14260, 15655, 15870, 16399, 17112, 18584, 18786, 21160, 21390, 23230, 24240, 25048, 25392, 27876, 28520, 31310, 31740, 32798, 34224, 34845, 37168, 37572, 42320, 42780, 46460, 46965, 49197, 50096, 53429, 55752, 57040, 62620, 63480, 65596, 69690, 72013, 75144, 81995, 85560, 92920, 93930, 98394, 106858, 111504, 125240, 126960, 131192, 139380, 144026, 150288, 160287, 163990, 171120, 185840, 187860, 196788, 213716, 216039, 245985, 250480, 262384, 267145, 278760, 288052, 320574, 327980, 360065, 375720, 393576, 427432, 432078, 491970, 534290, 557520, 576104, 641148, 655960, 720130, 751440, 787152, 801435, 854864, 864156, 983940, 1068580, 1080195, 1152208, 1282296, 1311920, 1440260, 1602870, 1656299, 1728312, 1967880, 2137160, 2160390, 2564592, 2880520, 3205740, 3312598, 3456624, 3935760, 4274320, 4320780, 4968897, 5761040, 6411480, 6625196, 8281495, 8641560, 9937794, 12822960, 13250392, 16562990, 17283120, 19875588, 24844485, 26500784, 33125980, 39751176, 49688970, 66251960, 79502352, 99377940, 132503920, 198755880, 397511760]

約数ペア:

[(1, 397511760), (2, 198755880), (3, 132503920), (4, 99377940), (5, 79502352), (6, 66251960), (8, 49688970), (10, 39751176), (12, 33125980), (15, 26500784), (16, 24844485), (20, 19875588), (23, 17283120), (24, 16562990), (30, 13250392), (31, 12822960), (40, 9937794), (46, 8641560), (48, 8281495), (60, 6625196), (62, 6411480), (69, 5761040), (80, 4968897), (92, 4320780), (93, 4274320), (101, 3935760), (115, 3456624), (120, 3312598), (124, 3205740), (138, 2880520), (155, 2564592), (184, 2160390), (186, 2137160), (202, 1967880), (230, 1728312), (240, 1656299), (248, 1602870), (276, 1440260), (303, 1311920), (310, 1282296), (345, 1152208), (368, 1080195), (372, 1068580), (404, 983940), (460, 864156), (465, 854864), (496, 801435), (505, 787152), (529, 751440), (552, 720130), (606, 655960), (620, 641148), (690, 576104), (713, 557520), (744, 534290), (808, 491970), (920, 432078), (930, 427432), (1010, 393576), (1058, 375720), (1104, 360065), (1212, 327980), (1240, 320574), (1380, 288052), (1426, 278760), (1488, 267145), (1515, 262384), (1587, 250480), (1616, 245985), (1840, 216039), (1860, 213716), (2020, 196788), (2116, 187860), (2139, 185840), (2323, 171120), (2424, 163990), (2480, 160287), (2645, 150288), (2760, 144026), (2852, 139380), (3030, 131192), (3131, 126960), (3174, 125240), (3565, 111504), (3720, 106858), (4040, 98394), (4232, 93930), (4278, 92920), (4646, 85560), (4848, 81995), (5290, 75144), (5520, 72013), (5704, 69690), (6060, 65596), (6262, 63480), (6348, 62620), (6969, 57040), (7130, 55752), (7440, 53429), (7935, 50096), (8080, 49197), (8464, 46965), (8556, 46460), (9292, 42780), (9393, 42320), (10580, 37572), (10695, 37168), (11408, 34845), (11615, 34224), (12120, 32798), (12524, 31740), (12696, 31310), (13938, 28520), (14260, 27876), (15655, 25392), (15870, 25048), (16399, 24240), (17112, 23230), (18584, 21390), (18786, 21160)]