172709160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{110711}}^1$

素因数の和:110738

約数の個数: 64

約数和(自身を含む): 557988480

約数和(自身を除く): 385279320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 110711, 221422, 332133, 442844, 553555, 664266, 885688, 1107110, 1328532, 1439243, 1660665, 2214220, 2657064, 2878486, 3321330, 4317729, 4428440, 5756972, 6642660, 7196215, 8635458, 11513944, 13285320, 14392430, 17270916, 21588645, 28784860, 34541832, 43177290, 57569720, 86354580, 172709160]

約数ペア:

[(1, 172709160), (2, 86354580), (3, 57569720), (4, 43177290), (5, 34541832), (6, 28784860), (8, 21588645), (10, 17270916), (12, 14392430), (13, 13285320), (15, 11513944), (20, 8635458), (24, 7196215), (26, 6642660), (30, 5756972), (39, 4428440), (40, 4317729), (52, 3321330), (60, 2878486), (65, 2657064), (78, 2214220), (104, 1660665), (120, 1439243), (130, 1328532), (156, 1107110), (195, 885688), (260, 664266), (312, 553555), (390, 442844), (520, 332133), (780, 221422), (1560, 110711)]