19827600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:106

約数の個数: 240

約数和(自身を含む): 72328704

約数和(自身を除く): 52501104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 31, 39, 40, 41, 48, 50, 52, 60, 62, 65, 75, 78, 80, 82, 93, 100, 104, 120, 123, 124, 130, 150, 155, 156, 164, 186, 195, 200, 205, 208, 240, 246, 248, 260, 300, 310, 312, 325, 328, 372, 390, 400, 403, 410, 465, 492, 496, 520, 533, 600, 615, 620, 624, 650, 656, 744, 775, 780, 806, 820, 930, 975, 984, 1025, 1040, 1066, 1200, 1209, 1230, 1240, 1271, 1300, 1488, 1550, 1560, 1599, 1612, 1640, 1860, 1950, 1968, 2015, 2050, 2132, 2325, 2418, 2460, 2480, 2542, 2600, 2665, 3075, 3100, 3120, 3198, 3224, 3280, 3720, 3813, 3900, 4030, 4100, 4264, 4650, 4836, 4920, 5084, 5200, 5330, 6045, 6150, 6200, 6355, 6396, 6448, 7440, 7626, 7800, 7995, 8060, 8200, 8528, 9300, 9672, 9840, 10075, 10168, 10660, 12090, 12300, 12400, 12710, 12792, 13325, 15252, 15600, 15990, 16120, 16400, 16523, 18600, 19065, 19344, 20150, 20336, 21320, 24180, 24600, 25420, 25584, 26650, 30225, 30504, 31775, 31980, 32240, 33046, 37200, 38130, 39975, 40300, 42640, 48360, 49200, 49569, 50840, 53300, 60450, 61008, 63550, 63960, 66092, 76260, 79950, 80600, 82615, 95325, 96720, 99138, 101680, 106600, 120900, 127100, 127920, 132184, 152520, 159900, 161200, 165230, 190650, 198276, 213200, 241800, 247845, 254200, 264368, 305040, 319800, 330460, 381300, 396552, 413075, 483600, 495690, 508400, 639600, 660920, 762600, 793104, 826150, 991380, 1239225, 1321840, 1525200, 1652300, 1982760, 2478450, 3304600, 3965520, 4956900, 6609200, 9913800, 19827600]

約数ペア:

[(1, 19827600), (2, 9913800), (3, 6609200), (4, 4956900), (5, 3965520), (6, 3304600), (8, 2478450), (10, 1982760), (12, 1652300), (13, 1525200), (15, 1321840), (16, 1239225), (20, 991380), (24, 826150), (25, 793104), (26, 762600), (30, 660920), (31, 639600), (39, 508400), (40, 495690), (41, 483600), (48, 413075), (50, 396552), (52, 381300), (60, 330460), (62, 319800), (65, 305040), (75, 264368), (78, 254200), (80, 247845), (82, 241800), (93, 213200), (100, 198276), (104, 190650), (120, 165230), (123, 161200), (124, 159900), (130, 152520), (150, 132184), (155, 127920), (156, 127100), (164, 120900), (186, 106600), (195, 101680), (200, 99138), (205, 96720), (208, 95325), (240, 82615), (246, 80600), (248, 79950), (260, 76260), (300, 66092), (310, 63960), (312, 63550), (325, 61008), (328, 60450), (372, 53300), (390, 50840), (400, 49569), (403, 49200), (410, 48360), (465, 42640), (492, 40300), (496, 39975), (520, 38130), (533, 37200), (600, 33046), (615, 32240), (620, 31980), (624, 31775), (650, 30504), (656, 30225), (744, 26650), (775, 25584), (780, 25420), (806, 24600), (820, 24180), (930, 21320), (975, 20336), (984, 20150), (1025, 19344), (1040, 19065), (1066, 18600), (1200, 16523), (1209, 16400), (1230, 16120), (1240, 15990), (1271, 15600), (1300, 15252), (1488, 13325), (1550, 12792), (1560, 12710), (1599, 12400), (1612, 12300), (1640, 12090), (1860, 10660), (1950, 10168), (1968, 10075), (2015, 9840), (2050, 9672), (2132, 9300), (2325, 8528), (2418, 8200), (2460, 8060), (2480, 7995), (2542, 7800), (2600, 7626), (2665, 7440), (3075, 6448), (3100, 6396), (3120, 6355), (3198, 6200), (3224, 6150), (3280, 6045), (3720, 5330), (3813, 5200), (3900, 5084), (4030, 4920), (4100, 4836), (4264, 4650)]