427561680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19577}}^1$

素因数の和:19613

約数の個数: 160

約数和(自身を含む): 1631395584

約数和(自身を除く): 1203833904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 19577, 21840, 39154, 58731, 78308, 97885, 117462, 137039, 156616, 195770, 234924, 254501, 274078, 293655, 313232, 391540, 411117, 469848, 509002, 548156, 587310, 685195, 763503, 783080, 822234, 939696, 1018004, 1096312, 1174620, 1272505, 1370390, 1527006, 1566160, 1644468, 1781507, 2036008, 2055585, 2192624, 2349240, 2545010, 2740780, 3054012, 3288936, 3563014, 3817515, 4072016, 4111170, 4698480, 5090020, 5344521, 5481560, 6108024, 6577872, 7126028, 7635030, 8222340, 8907535, 10180040, 10689042, 10963120, 12216048, 14252056, 15270060, 16444680, 17815070, 20360080, 21378084, 26722605, 28504112, 30540120, 32889360, 35630140, 42756168, 53445210, 61080240, 71260280, 85512336, 106890420, 142520560, 213780840, 427561680]

約数ペア:

[(1, 427561680), (2, 213780840), (3, 142520560), (4, 106890420), (5, 85512336), (6, 71260280), (7, 61080240), (8, 53445210), (10, 42756168), (12, 35630140), (13, 32889360), (14, 30540120), (15, 28504112), (16, 26722605), (20, 21378084), (21, 20360080), (24, 17815070), (26, 16444680), (28, 15270060), (30, 14252056), (35, 12216048), (39, 10963120), (40, 10689042), (42, 10180040), (48, 8907535), (52, 8222340), (56, 7635030), (60, 7126028), (65, 6577872), (70, 6108024), (78, 5481560), (80, 5344521), (84, 5090020), (91, 4698480), (104, 4111170), (105, 4072016), (112, 3817515), (120, 3563014), (130, 3288936), (140, 3054012), (156, 2740780), (168, 2545010), (182, 2349240), (195, 2192624), (208, 2055585), (210, 2036008), (240, 1781507), (260, 1644468), (273, 1566160), (280, 1527006), (312, 1370390), (336, 1272505), (364, 1174620), (390, 1096312), (420, 1018004), (455, 939696), (520, 822234), (546, 783080), (560, 763503), (624, 685195), (728, 587310), (780, 548156), (840, 509002), (910, 469848), (1040, 411117), (1092, 391540), (1365, 313232), (1456, 293655), (1560, 274078), (1680, 254501), (1820, 234924), (2184, 195770), (2730, 156616), (3120, 137039), (3640, 117462), (4368, 97885), (5460, 78308), (7280, 58731), (10920, 39154), (19577, 21840)]