648913980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1427}}^1$

素因数の和:1516

約数の個数: 192

約数和(自身を含む): 2176409088

約数和(自身を除く): 1527495108

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 53, 55, 60, 65, 66, 78, 106, 110, 130, 132, 143, 156, 159, 165, 195, 212, 220, 260, 265, 286, 318, 330, 390, 429, 530, 572, 583, 636, 660, 689, 715, 780, 795, 858, 1060, 1166, 1378, 1427, 1430, 1590, 1716, 1749, 2067, 2145, 2332, 2756, 2854, 2860, 2915, 3180, 3445, 3498, 4134, 4281, 4290, 5708, 5830, 6890, 6996, 7135, 7579, 8268, 8562, 8580, 8745, 10335, 11660, 13780, 14270, 15158, 15697, 17124, 17490, 18551, 20670, 21405, 22737, 28540, 30316, 31394, 34980, 37102, 37895, 41340, 42810, 45474, 47091, 55653, 62788, 74204, 75631, 75790, 78485, 85620, 90948, 92755, 94182, 111306, 113685, 151262, 151580, 156970, 185510, 188364, 204061, 222612, 226893, 227370, 235455, 278265, 302524, 313940, 371020, 378155, 408122, 453786, 454740, 470910, 556530, 612183, 756310, 816244, 831941, 907572, 941820, 983203, 1020305, 1113060, 1134465, 1224366, 1512620, 1663882, 1966406, 2040610, 2268930, 2448732, 2495823, 2949609, 3060915, 3327764, 3932812, 4081220, 4159705, 4537860, 4916015, 4991646, 5899218, 6121830, 8319410, 9832030, 9983292, 10815233, 11798436, 12243660, 12479115, 14748045, 16638820, 19664060, 21630466, 24958230, 29496090, 32445699, 43260932, 49916460, 54076165, 58992180, 64891398, 108152330, 129782796, 162228495, 216304660, 324456990, 648913980]

約数ペア:

[(1, 648913980), (2, 324456990), (3, 216304660), (4, 162228495), (5, 129782796), (6, 108152330), (10, 64891398), (11, 58992180), (12, 54076165), (13, 49916460), (15, 43260932), (20, 32445699), (22, 29496090), (26, 24958230), (30, 21630466), (33, 19664060), (39, 16638820), (44, 14748045), (52, 12479115), (53, 12243660), (55, 11798436), (60, 10815233), (65, 9983292), (66, 9832030), (78, 8319410), (106, 6121830), (110, 5899218), (130, 4991646), (132, 4916015), (143, 4537860), (156, 4159705), (159, 4081220), (165, 3932812), (195, 3327764), (212, 3060915), (220, 2949609), (260, 2495823), (265, 2448732), (286, 2268930), (318, 2040610), (330, 1966406), (390, 1663882), (429, 1512620), (530, 1224366), (572, 1134465), (583, 1113060), (636, 1020305), (660, 983203), (689, 941820), (715, 907572), (780, 831941), (795, 816244), (858, 756310), (1060, 612183), (1166, 556530), (1378, 470910), (1427, 454740), (1430, 453786), (1590, 408122), (1716, 378155), (1749, 371020), (2067, 313940), (2145, 302524), (2332, 278265), (2756, 235455), (2854, 227370), (2860, 226893), (2915, 222612), (3180, 204061), (3445, 188364), (3498, 185510), (4134, 156970), (4281, 151580), (4290, 151262), (5708, 113685), (5830, 111306), (6890, 94182), (6996, 92755), (7135, 90948), (7579, 85620), (8268, 78485), (8562, 75790), (8580, 75631), (8745, 74204), (10335, 62788), (11660, 55653), (13780, 47091), (14270, 45474), (15158, 42810), (15697, 41340), (17124, 37895), (17490, 37102), (18551, 34980), (20670, 31394), (21405, 30316), (22737, 28540)]