428820120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{883}}^1$

素因数の和:990

約数の個数: 192

約数和(自身を含む): 1489363200

約数和(自身を除く): 1060543080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 71, 72, 76, 90, 95, 114, 120, 142, 152, 171, 180, 190, 213, 228, 284, 285, 342, 355, 360, 380, 426, 456, 568, 570, 639, 684, 710, 760, 852, 855, 883, 1065, 1140, 1278, 1349, 1368, 1420, 1704, 1710, 1766, 2130, 2280, 2556, 2649, 2698, 2840, 3195, 3420, 3532, 4047, 4260, 4415, 5112, 5298, 5396, 6390, 6745, 6840, 7064, 7947, 8094, 8520, 8830, 10596, 10792, 12141, 12780, 13245, 13490, 15894, 16188, 16777, 17660, 20235, 21192, 24282, 25560, 26490, 26980, 31788, 32376, 33554, 35320, 39735, 40470, 48564, 50331, 52980, 53960, 60705, 62693, 63576, 67108, 79470, 80940, 83885, 97128, 100662, 105960, 121410, 125386, 134216, 150993, 158940, 161880, 167770, 188079, 201324, 242820, 250772, 251655, 301986, 313465, 317880, 335540, 376158, 402648, 485640, 501544, 503310, 564237, 603972, 626930, 671080, 752316, 754965, 940395, 1006620, 1128474, 1191167, 1207944, 1253860, 1504632, 1509930, 1880790, 2013240, 2256948, 2382334, 2507720, 2821185, 3019860, 3573501, 3761580, 4513896, 4764668, 5642370, 5955835, 6039720, 7147002, 7523160, 9529336, 10720503, 11284740, 11911670, 14294004, 17867505, 21441006, 22569480, 23823340, 28588008, 35735010, 42882012, 47646680, 53602515, 71470020, 85764024, 107205030, 142940040, 214410060, 428820120]

約数ペア:

[(1, 428820120), (2, 214410060), (3, 142940040), (4, 107205030), (5, 85764024), (6, 71470020), (8, 53602515), (9, 47646680), (10, 42882012), (12, 35735010), (15, 28588008), (18, 23823340), (19, 22569480), (20, 21441006), (24, 17867505), (30, 14294004), (36, 11911670), (38, 11284740), (40, 10720503), (45, 9529336), (57, 7523160), (60, 7147002), (71, 6039720), (72, 5955835), (76, 5642370), (90, 4764668), (95, 4513896), (114, 3761580), (120, 3573501), (142, 3019860), (152, 2821185), (171, 2507720), (180, 2382334), (190, 2256948), (213, 2013240), (228, 1880790), (284, 1509930), (285, 1504632), (342, 1253860), (355, 1207944), (360, 1191167), (380, 1128474), (426, 1006620), (456, 940395), (568, 754965), (570, 752316), (639, 671080), (684, 626930), (710, 603972), (760, 564237), (852, 503310), (855, 501544), (883, 485640), (1065, 402648), (1140, 376158), (1278, 335540), (1349, 317880), (1368, 313465), (1420, 301986), (1704, 251655), (1710, 250772), (1766, 242820), (2130, 201324), (2280, 188079), (2556, 167770), (2649, 161880), (2698, 158940), (2840, 150993), (3195, 134216), (3420, 125386), (3532, 121410), (4047, 105960), (4260, 100662), (4415, 97128), (5112, 83885), (5298, 80940), (5396, 79470), (6390, 67108), (6745, 63576), (6840, 62693), (7064, 60705), (7947, 53960), (8094, 52980), (8520, 50331), (8830, 48564), (10596, 40470), (10792, 39735), (12141, 35320), (12780, 33554), (13245, 32376), (13490, 31788), (15894, 26980), (16188, 26490), (16777, 25560), (17660, 24282), (20235, 21192)]