1218918210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:512

約数の個数: 128

約数和(自身を含む): 3175096320

約数和(自身を除く): 1956178110

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 47, 57, 94, 95, 114, 141, 173, 190, 235, 263, 282, 285, 346, 470, 519, 526, 570, 705, 789, 865, 893, 1038, 1315, 1410, 1578, 1730, 1786, 2595, 2630, 2679, 3287, 3945, 4465, 4997, 5190, 5358, 6574, 7890, 8131, 8930, 9861, 9994, 12361, 13395, 14991, 16262, 16435, 19722, 24393, 24722, 24985, 26790, 29982, 32870, 37083, 40655, 45499, 48786, 49305, 49970, 61805, 74166, 74955, 81310, 90998, 98610, 121965, 123610, 136497, 149910, 154489, 185415, 227495, 234859, 243930, 272994, 308978, 370830, 454990, 463467, 469718, 682485, 704577, 772445, 864481, 926934, 1174295, 1364970, 1409154, 1544890, 1728962, 2138453, 2317335, 2348590, 2593443, 3522885, 4276906, 4322405, 4634670, 5186886, 6415359, 7045770, 8644810, 10692265, 12830718, 12967215, 21384530, 25934430, 32076795, 40630607, 64153590, 81261214, 121891821, 203153035, 243783642, 406306070, 609459105, 1218918210]

約数ペア:

[(1, 1218918210), (2, 609459105), (3, 406306070), (5, 243783642), (6, 203153035), (10, 121891821), (15, 81261214), (19, 64153590), (30, 40630607), (38, 32076795), (47, 25934430), (57, 21384530), (94, 12967215), (95, 12830718), (114, 10692265), (141, 8644810), (173, 7045770), (190, 6415359), (235, 5186886), (263, 4634670), (282, 4322405), (285, 4276906), (346, 3522885), (470, 2593443), (519, 2348590), (526, 2317335), (570, 2138453), (705, 1728962), (789, 1544890), (865, 1409154), (893, 1364970), (1038, 1174295), (1315, 926934), (1410, 864481), (1578, 772445), (1730, 704577), (1786, 682485), (2595, 469718), (2630, 463467), (2679, 454990), (3287, 370830), (3945, 308978), (4465, 272994), (4997, 243930), (5190, 234859), (5358, 227495), (6574, 185415), (7890, 154489), (8131, 149910), (8930, 136497), (9861, 123610), (9994, 121965), (12361, 98610), (13395, 90998), (14991, 81310), (16262, 74955), (16435, 74166), (19722, 61805), (24393, 49970), (24722, 49305), (24985, 48786), (26790, 45499), (29982, 40655), (32870, 37083)]