28604940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1$

素因数の和:89

約数の個数: 192

約数和(自身を含む): 102359040

約数和(自身を除く): 73754100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 52, 60, 62, 65, 70, 78, 84, 91, 93, 105, 124, 130, 140, 155, 156, 169, 182, 186, 195, 210, 217, 260, 273, 310, 338, 364, 372, 390, 403, 420, 434, 455, 465, 507, 546, 620, 651, 676, 780, 806, 845, 868, 910, 930, 1014, 1085, 1092, 1183, 1209, 1302, 1365, 1612, 1690, 1820, 1860, 2015, 2028, 2170, 2197, 2366, 2418, 2535, 2604, 2730, 2821, 3255, 3380, 3549, 4030, 4340, 4394, 4732, 4836, 5070, 5239, 5460, 5642, 5915, 6045, 6510, 6591, 7098, 8060, 8463, 8788, 10140, 10478, 10985, 11284, 11830, 12090, 13020, 13182, 14105, 14196, 15379, 15717, 16926, 17745, 20956, 21970, 23660, 24180, 26195, 26364, 28210, 30758, 31434, 32955, 33852, 35490, 36673, 42315, 43940, 46137, 52390, 56420, 61516, 62868, 65910, 68107, 70980, 73346, 76895, 78585, 84630, 92274, 104780, 110019, 131820, 136214, 146692, 153790, 157170, 169260, 183365, 184548, 204321, 220038, 230685, 272428, 307580, 314340, 340535, 366730, 408642, 440076, 461370, 476749, 550095, 681070, 733460, 817284, 922740, 953498, 1021605, 1100190, 1362140, 1430247, 1906996, 2043210, 2200380, 2383745, 2860494, 4086420, 4767490, 5720988, 7151235, 9534980, 14302470, 28604940]

約数ペア:

[(1, 28604940), (2, 14302470), (3, 9534980), (4, 7151235), (5, 5720988), (6, 4767490), (7, 4086420), (10, 2860494), (12, 2383745), (13, 2200380), (14, 2043210), (15, 1906996), (20, 1430247), (21, 1362140), (26, 1100190), (28, 1021605), (30, 953498), (31, 922740), (35, 817284), (39, 733460), (42, 681070), (52, 550095), (60, 476749), (62, 461370), (65, 440076), (70, 408642), (78, 366730), (84, 340535), (91, 314340), (93, 307580), (105, 272428), (124, 230685), (130, 220038), (140, 204321), (155, 184548), (156, 183365), (169, 169260), (182, 157170), (186, 153790), (195, 146692), (210, 136214), (217, 131820), (260, 110019), (273, 104780), (310, 92274), (338, 84630), (364, 78585), (372, 76895), (390, 73346), (403, 70980), (420, 68107), (434, 65910), (455, 62868), (465, 61516), (507, 56420), (546, 52390), (620, 46137), (651, 43940), (676, 42315), (780, 36673), (806, 35490), (845, 33852), (868, 32955), (910, 31434), (930, 30758), (1014, 28210), (1085, 26364), (1092, 26195), (1183, 24180), (1209, 23660), (1302, 21970), (1365, 20956), (1612, 17745), (1690, 16926), (1820, 15717), (1860, 15379), (2015, 14196), (2028, 14105), (2170, 13182), (2197, 13020), (2366, 12090), (2418, 11830), (2535, 11284), (2604, 10985), (2730, 10478), (2821, 10140), (3255, 8788), (3380, 8463), (3549, 8060), (4030, 7098), (4340, 6591), (4394, 6510), (4732, 6045), (4836, 5915), (5070, 5642), (5239, 5460)]