71830980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30697}}^1$

素因数の和:30725

約数の個数: 72

約数和(自身を含む): 234655512

約数和(自身を除く): 162824532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 30697, 61394, 92091, 122788, 153485, 184182, 276273, 306970, 368364, 399061, 460455, 552546, 613940, 798122, 920910, 1105092, 1197183, 1381365, 1596244, 1841820, 1995305, 2394366, 2762730, 3591549, 3990610, 4788732, 5525460, 5985915, 7183098, 7981220, 11971830, 14366196, 17957745, 23943660, 35915490, 71830980]

約数ペア:

[(1, 71830980), (2, 35915490), (3, 23943660), (4, 17957745), (5, 14366196), (6, 11971830), (9, 7981220), (10, 7183098), (12, 5985915), (13, 5525460), (15, 4788732), (18, 3990610), (20, 3591549), (26, 2762730), (30, 2394366), (36, 1995305), (39, 1841820), (45, 1596244), (52, 1381365), (60, 1197183), (65, 1105092), (78, 920910), (90, 798122), (117, 613940), (130, 552546), (156, 460455), (180, 399061), (195, 368364), (234, 306970), (260, 276273), (390, 184182), (468, 153485), (585, 122788), (780, 92091), (1170, 61394), (2340, 30697)]