621607040

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:183

約数の個数: 256

約数和(自身を含む): 1727308800

約数和(自身を除く): 1105701760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 31, 32, 34, 38, 40, 62, 64, 68, 76, 80, 85, 95, 97, 124, 128, 136, 152, 155, 160, 170, 190, 194, 248, 272, 304, 310, 320, 323, 340, 380, 388, 485, 496, 527, 544, 589, 608, 620, 640, 646, 680, 760, 776, 970, 992, 1054, 1088, 1178, 1216, 1240, 1292, 1360, 1520, 1552, 1615, 1649, 1843, 1940, 1984, 2108, 2176, 2356, 2432, 2480, 2584, 2635, 2720, 2945, 3007, 3040, 3104, 3230, 3298, 3686, 3880, 3968, 4216, 4712, 4960, 5168, 5270, 5440, 5890, 6014, 6080, 6208, 6460, 6596, 7372, 7760, 8245, 8432, 9215, 9424, 9920, 10013, 10336, 10540, 10880, 11780, 12028, 12160, 12416, 12920, 13192, 14744, 15035, 15520, 16490, 16864, 18430, 18848, 19840, 20026, 20672, 21080, 23560, 24056, 25840, 26384, 29488, 30070, 31040, 31331, 32980, 33728, 36860, 37696, 40052, 41344, 42160, 47120, 48112, 50065, 51119, 51680, 52768, 57133, 58976, 60140, 62080, 62662, 65960, 67456, 73720, 75392, 80104, 84320, 94240, 96224, 100130, 102238, 103360, 105536, 114266, 117952, 120280, 125324, 131920, 147440, 156655, 160208, 168640, 188480, 192448, 200260, 204476, 206720, 211072, 228532, 235904, 240560, 250648, 255595, 263840, 285665, 294880, 313310, 320416, 337280, 376960, 384896, 400520, 408952, 457064, 481120, 501296, 511190, 527680, 571330, 589760, 626620, 640832, 801040, 817904, 914128, 962240, 971261, 1002592, 1022380, 1055360, 1142660, 1179520, 1253240, 1281664, 1602080, 1635808, 1828256, 1924480, 1942522, 2005184, 2044760, 2285320, 2506480, 3204160, 3271616, 3656512, 3885044, 4010368, 4089520, 4570640, 4856305, 5012960, 6408320, 6543232, 7313024, 7770088, 8179040, 9141280, 9712610, 10025920, 15540176, 16358080, 18282560, 19425220, 20051840, 31080352, 32716160, 36565120, 38850440, 62160704, 77700880, 124321408, 155401760, 310803520, 621607040]

約数ペア:

[(1, 621607040), (2, 310803520), (4, 155401760), (5, 124321408), (8, 77700880), (10, 62160704), (16, 38850440), (17, 36565120), (19, 32716160), (20, 31080352), (31, 20051840), (32, 19425220), (34, 18282560), (38, 16358080), (40, 15540176), (62, 10025920), (64, 9712610), (68, 9141280), (76, 8179040), (80, 7770088), (85, 7313024), (95, 6543232), (97, 6408320), (124, 5012960), (128, 4856305), (136, 4570640), (152, 4089520), (155, 4010368), (160, 3885044), (170, 3656512), (190, 3271616), (194, 3204160), (248, 2506480), (272, 2285320), (304, 2044760), (310, 2005184), (320, 1942522), (323, 1924480), (340, 1828256), (380, 1635808), (388, 1602080), (485, 1281664), (496, 1253240), (527, 1179520), (544, 1142660), (589, 1055360), (608, 1022380), (620, 1002592), (640, 971261), (646, 962240), (680, 914128), (760, 817904), (776, 801040), (970, 640832), (992, 626620), (1054, 589760), (1088, 571330), (1178, 527680), (1216, 511190), (1240, 501296), (1292, 481120), (1360, 457064), (1520, 408952), (1552, 400520), (1615, 384896), (1649, 376960), (1843, 337280), (1940, 320416), (1984, 313310), (2108, 294880), (2176, 285665), (2356, 263840), (2432, 255595), (2480, 250648), (2584, 240560), (2635, 235904), (2720, 228532), (2945, 211072), (3007, 206720), (3040, 204476), (3104, 200260), (3230, 192448), (3298, 188480), (3686, 168640), (3880, 160208), (3968, 156655), (4216, 147440), (4712, 131920), (4960, 125324), (5168, 120280), (5270, 117952), (5440, 114266), (5890, 105536), (6014, 103360), (6080, 102238), (6208, 100130), (6460, 96224), (6596, 94240), (7372, 84320), (7760, 80104), (8245, 75392), (8432, 73720), (9215, 67456), (9424, 65960), (9920, 62662), (10013, 62080), (10336, 60140), (10540, 58976), (10880, 57133), (11780, 52768), (12028, 51680), (12160, 51119), (12416, 50065), (12920, 48112), (13192, 47120), (14744, 42160), (15035, 41344), (15520, 40052), (16490, 37696), (16864, 36860), (18430, 33728), (18848, 32980), (19840, 31331), (20026, 31040), (20672, 30070), (21080, 29488), (23560, 26384), (24056, 25840)]