229390720

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:460

約数の個数: 128

約数和(自身を含む): 599760000

約数和(自身を除く): 370369280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 79, 80, 104, 128, 130, 158, 160, 208, 260, 316, 320, 349, 395, 416, 520, 632, 640, 698, 790, 832, 1027, 1040, 1264, 1396, 1580, 1664, 1745, 2054, 2080, 2528, 2792, 3160, 3490, 4108, 4160, 4537, 5056, 5135, 5584, 6320, 6980, 8216, 8320, 9074, 10112, 10270, 11168, 12640, 13960, 16432, 18148, 20540, 22336, 22685, 25280, 27571, 27920, 32864, 36296, 41080, 44672, 45370, 50560, 55142, 55840, 65728, 72592, 82160, 90740, 110284, 111680, 131456, 137855, 145184, 164320, 181480, 220568, 223360, 275710, 290368, 328640, 358423, 362960, 441136, 551420, 580736, 657280, 716846, 725920, 882272, 1102840, 1433692, 1451840, 1764544, 1792115, 2205680, 2867384, 2903680, 3529088, 3584230, 4411360, 5734768, 7168460, 8822720, 11469536, 14336920, 17645440, 22939072, 28673840, 45878144, 57347680, 114695360, 229390720]

約数ペア:

[(1, 229390720), (2, 114695360), (4, 57347680), (5, 45878144), (8, 28673840), (10, 22939072), (13, 17645440), (16, 14336920), (20, 11469536), (26, 8822720), (32, 7168460), (40, 5734768), (52, 4411360), (64, 3584230), (65, 3529088), (79, 2903680), (80, 2867384), (104, 2205680), (128, 1792115), (130, 1764544), (158, 1451840), (160, 1433692), (208, 1102840), (260, 882272), (316, 725920), (320, 716846), (349, 657280), (395, 580736), (416, 551420), (520, 441136), (632, 362960), (640, 358423), (698, 328640), (790, 290368), (832, 275710), (1027, 223360), (1040, 220568), (1264, 181480), (1396, 164320), (1580, 145184), (1664, 137855), (1745, 131456), (2054, 111680), (2080, 110284), (2528, 90740), (2792, 82160), (3160, 72592), (3490, 65728), (4108, 55840), (4160, 55142), (4537, 50560), (5056, 45370), (5135, 44672), (5584, 41080), (6320, 36296), (6980, 32864), (8216, 27920), (8320, 27571), (9074, 25280), (10112, 22685), (10270, 22336), (11168, 20540), (12640, 18148), (13960, 16432)]