205958340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{733}}^1$

素因数の和:978

約数の個数: 144

約数和(自身を含む): 718169088

約数和(自身を除く): 512210748

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 223, 252, 315, 420, 446, 630, 669, 733, 892, 1115, 1260, 1338, 1466, 1561, 2007, 2199, 2230, 2676, 2932, 3122, 3345, 3665, 4014, 4398, 4460, 4683, 5131, 6244, 6597, 6690, 7330, 7805, 8028, 8796, 9366, 10035, 10262, 10995, 13194, 13380, 14049, 14660, 15393, 15610, 18732, 20070, 20524, 21990, 23415, 25655, 26388, 28098, 30786, 31220, 32985, 40140, 43980, 46179, 46830, 51310, 56196, 61572, 65970, 70245, 76965, 92358, 93660, 102620, 131940, 140490, 153930, 163459, 184716, 230895, 280980, 307860, 326918, 461790, 490377, 653836, 817295, 923580, 980754, 1144213, 1471131, 1634590, 1961508, 2288426, 2451885, 2942262, 3269180, 3432639, 4576852, 4903770, 5721065, 5884524, 6865278, 7355655, 9807540, 10297917, 11442130, 13730556, 14711310, 17163195, 20595834, 22884260, 29422620, 34326390, 41191668, 51489585, 68652780, 102979170, 205958340]

約数ペア:

[(1, 205958340), (2, 102979170), (3, 68652780), (4, 51489585), (5, 41191668), (6, 34326390), (7, 29422620), (9, 22884260), (10, 20595834), (12, 17163195), (14, 14711310), (15, 13730556), (18, 11442130), (20, 10297917), (21, 9807540), (28, 7355655), (30, 6865278), (35, 5884524), (36, 5721065), (42, 4903770), (45, 4576852), (60, 3432639), (63, 3269180), (70, 2942262), (84, 2451885), (90, 2288426), (105, 1961508), (126, 1634590), (140, 1471131), (180, 1144213), (210, 980754), (223, 923580), (252, 817295), (315, 653836), (420, 490377), (446, 461790), (630, 326918), (669, 307860), (733, 280980), (892, 230895), (1115, 184716), (1260, 163459), (1338, 153930), (1466, 140490), (1561, 131940), (2007, 102620), (2199, 93660), (2230, 92358), (2676, 76965), (2932, 70245), (3122, 65970), (3345, 61572), (3665, 56196), (4014, 51310), (4398, 46830), (4460, 46179), (4683, 43980), (5131, 40140), (6244, 32985), (6597, 31220), (6690, 30786), (7330, 28098), (7805, 26388), (8028, 25655), (8796, 23415), (9366, 21990), (10035, 20524), (10262, 20070), (10995, 18732), (13194, 15610), (13380, 15393), (14049, 14660)]