428839320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:434

約数の個数: 256

約数和(自身を含む): 1599575040

約数和(自身を除く): 1170735720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 173, 182, 195, 210, 227, 260, 273, 280, 312, 346, 364, 390, 420, 454, 455, 519, 520, 546, 681, 692, 728, 780, 840, 865, 908, 910, 1038, 1092, 1135, 1211, 1362, 1365, 1384, 1560, 1589, 1730, 1816, 1820, 2076, 2184, 2249, 2270, 2422, 2595, 2724, 2730, 2951, 3178, 3405, 3460, 3633, 3640, 4152, 4498, 4540, 4767, 4844, 5190, 5448, 5460, 5902, 6055, 6356, 6747, 6810, 6920, 7266, 7945, 8853, 8996, 9080, 9534, 9688, 10380, 10920, 11245, 11804, 12110, 12712, 13494, 13620, 14532, 14755, 15743, 15890, 17706, 17992, 18165, 19068, 20657, 20760, 22490, 23608, 23835, 24220, 26988, 27240, 29064, 29510, 31486, 31780, 33735, 35412, 36330, 38136, 39271, 41314, 44265, 44980, 47229, 47670, 48440, 53976, 59020, 61971, 62972, 63560, 67470, 70824, 72660, 78542, 78715, 82628, 88530, 89960, 94458, 95340, 103285, 117813, 118040, 123942, 125944, 134940, 145320, 157084, 157430, 165256, 177060, 188916, 190680, 196355, 206570, 235626, 236145, 247884, 269880, 274897, 309855, 314168, 314860, 354120, 377832, 392710, 413140, 471252, 472290, 495768, 510523, 549794, 589065, 619710, 629720, 785420, 824691, 826280, 942504, 944580, 1021046, 1099588, 1178130, 1239420, 1374485, 1531569, 1570840, 1649382, 1889160, 2042092, 2199176, 2356260, 2478840, 2552615, 2748970, 3063138, 3298764, 3573661, 4084184, 4123455, 4712520, 5105230, 5497940, 6126276, 6597528, 7147322, 7657845, 8246910, 10210460, 10720983, 10995880, 12252552, 14294644, 15315690, 16493820, 17868305, 20420920, 21441966, 28589288, 30631380, 32987640, 35736610, 42883932, 53604915, 61262760, 71473220, 85767864, 107209830, 142946440, 214419660, 428839320]

約数ペア:

[(1, 428839320), (2, 214419660), (3, 142946440), (4, 107209830), (5, 85767864), (6, 71473220), (7, 61262760), (8, 53604915), (10, 42883932), (12, 35736610), (13, 32987640), (14, 30631380), (15, 28589288), (20, 21441966), (21, 20420920), (24, 17868305), (26, 16493820), (28, 15315690), (30, 14294644), (35, 12252552), (39, 10995880), (40, 10720983), (42, 10210460), (52, 8246910), (56, 7657845), (60, 7147322), (65, 6597528), (70, 6126276), (78, 5497940), (84, 5105230), (91, 4712520), (104, 4123455), (105, 4084184), (120, 3573661), (130, 3298764), (140, 3063138), (156, 2748970), (168, 2552615), (173, 2478840), (182, 2356260), (195, 2199176), (210, 2042092), (227, 1889160), (260, 1649382), (273, 1570840), (280, 1531569), (312, 1374485), (346, 1239420), (364, 1178130), (390, 1099588), (420, 1021046), (454, 944580), (455, 942504), (519, 826280), (520, 824691), (546, 785420), (681, 629720), (692, 619710), (728, 589065), (780, 549794), (840, 510523), (865, 495768), (908, 472290), (910, 471252), (1038, 413140), (1092, 392710), (1135, 377832), (1211, 354120), (1362, 314860), (1365, 314168), (1384, 309855), (1560, 274897), (1589, 269880), (1730, 247884), (1816, 236145), (1820, 235626), (2076, 206570), (2184, 196355), (2249, 190680), (2270, 188916), (2422, 177060), (2595, 165256), (2724, 157430), (2730, 157084), (2951, 145320), (3178, 134940), (3405, 125944), (3460, 123942), (3633, 118040), (3640, 117813), (4152, 103285), (4498, 95340), (4540, 94458), (4767, 89960), (4844, 88530), (5190, 82628), (5448, 78715), (5460, 78542), (5902, 72660), (6055, 70824), (6356, 67470), (6747, 63560), (6810, 62972), (6920, 61971), (7266, 59020), (7945, 53976), (8853, 48440), (8996, 47670), (9080, 47229), (9534, 44980), (9688, 44265), (10380, 41314), (10920, 39271), (11245, 38136), (11804, 36330), (12110, 35412), (12712, 33735), (13494, 31780), (13620, 31486), (14532, 29510), (14755, 29064), (15743, 27240), (15890, 26988), (17706, 24220), (17992, 23835), (18165, 23608), (19068, 22490), (20657, 20760)]