428398320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13421}}^1$

素因数の和:13463

約数の個数: 160

約数和(自身を含む): 1597754880

約数和(自身を除く): 1169356560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 7980, 10640, 13421, 15960, 26842, 31920, 40263, 53684, 67105, 80526, 93947, 107368, 134210, 161052, 187894, 201315, 214736, 254999, 268420, 281841, 322104, 375788, 402630, 469735, 509998, 536840, 563682, 644208, 751576, 764997, 805260, 939470, 1019996, 1073680, 1127364, 1274995, 1409205, 1503152, 1529994, 1610520, 1784993, 1878940, 2039992, 2254728, 2549990, 2818410, 3059988, 3221040, 3569986, 3757880, 3824985, 4079984, 4509456, 5099980, 5354979, 5636820, 6119976, 7139972, 7515760, 7649970, 8924965, 10199960, 10709958, 11273640, 12239952, 14279944, 15299940, 17849930, 20399920, 21419916, 22547280, 26774895, 28559888, 30599880, 35699860, 42839832, 53549790, 61199760, 71399720, 85679664, 107099580, 142799440, 214199160, 428398320]

約数ペア:

[(1, 428398320), (2, 214199160), (3, 142799440), (4, 107099580), (5, 85679664), (6, 71399720), (7, 61199760), (8, 53549790), (10, 42839832), (12, 35699860), (14, 30599880), (15, 28559888), (16, 26774895), (19, 22547280), (20, 21419916), (21, 20399920), (24, 17849930), (28, 15299940), (30, 14279944), (35, 12239952), (38, 11273640), (40, 10709958), (42, 10199960), (48, 8924965), (56, 7649970), (57, 7515760), (60, 7139972), (70, 6119976), (76, 5636820), (80, 5354979), (84, 5099980), (95, 4509456), (105, 4079984), (112, 3824985), (114, 3757880), (120, 3569986), (133, 3221040), (140, 3059988), (152, 2818410), (168, 2549990), (190, 2254728), (210, 2039992), (228, 1878940), (240, 1784993), (266, 1610520), (280, 1529994), (285, 1503152), (304, 1409205), (336, 1274995), (380, 1127364), (399, 1073680), (420, 1019996), (456, 939470), (532, 805260), (560, 764997), (570, 751576), (665, 644208), (760, 563682), (798, 536840), (840, 509998), (912, 469735), (1064, 402630), (1140, 375788), (1330, 322104), (1520, 281841), (1596, 268420), (1680, 254999), (1995, 214736), (2128, 201315), (2280, 187894), (2660, 161052), (3192, 134210), (3990, 107368), (4560, 93947), (5320, 80526), (6384, 67105), (7980, 53684), (10640, 40263), (13421, 31920), (15960, 26842)]