1904223510

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{619}}^1$

素因数の和:915

約数の個数: 192

約数和(自身を含む): 5988902400

約数和(自身を除く): 4084678890

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 257, 266, 285, 315, 342, 399, 514, 570, 619, 630, 665, 771, 798, 855, 1197, 1238, 1285, 1330, 1542, 1710, 1799, 1857, 1995, 2313, 2394, 2570, 3095, 3598, 3714, 3855, 3990, 4333, 4626, 4883, 5397, 5571, 5985, 6190, 7710, 8666, 8995, 9285, 9766, 10794, 11142, 11565, 11761, 11970, 12999, 14649, 16191, 17990, 18570, 21665, 23130, 23522, 24415, 25998, 26985, 27855, 29298, 32382, 34181, 35283, 38997, 43330, 43947, 48830, 53970, 55710, 58805, 64995, 68362, 70566, 73245, 77994, 80955, 82327, 87894, 102543, 105849, 117610, 129990, 146490, 159083, 161910, 164654, 170905, 176415, 194985, 205086, 211698, 219735, 246981, 307629, 318166, 341810, 352830, 389970, 411635, 439470, 477249, 493962, 512715, 529245, 615258, 740943, 795415, 823270, 954498, 1025430, 1058490, 1113581, 1234905, 1431747, 1481886, 1538145, 1590830, 2227162, 2386245, 2469810, 2863494, 3022577, 3076290, 3340743, 3704715, 4772490, 5567905, 6045154, 6681486, 7158735, 7409430, 9067731, 10022229, 11135810, 14317470, 15112885, 16703715, 18135462, 20044458, 21158039, 27203193, 30225770, 33407430, 42316078, 45338655, 50111145, 54406386, 63474117, 90677310, 100222290, 105790195, 126948234, 136015965, 190422351, 211580390, 272031930, 317370585, 380844702, 634741170, 952111755, 1904223510]

約数ペア:

[(1, 1904223510), (2, 952111755), (3, 634741170), (5, 380844702), (6, 317370585), (7, 272031930), (9, 211580390), (10, 190422351), (14, 136015965), (15, 126948234), (18, 105790195), (19, 100222290), (21, 90677310), (30, 63474117), (35, 54406386), (38, 50111145), (42, 45338655), (45, 42316078), (57, 33407430), (63, 30225770), (70, 27203193), (90, 21158039), (95, 20044458), (105, 18135462), (114, 16703715), (126, 15112885), (133, 14317470), (171, 11135810), (190, 10022229), (210, 9067731), (257, 7409430), (266, 7158735), (285, 6681486), (315, 6045154), (342, 5567905), (399, 4772490), (514, 3704715), (570, 3340743), (619, 3076290), (630, 3022577), (665, 2863494), (771, 2469810), (798, 2386245), (855, 2227162), (1197, 1590830), (1238, 1538145), (1285, 1481886), (1330, 1431747), (1542, 1234905), (1710, 1113581), (1799, 1058490), (1857, 1025430), (1995, 954498), (2313, 823270), (2394, 795415), (2570, 740943), (3095, 615258), (3598, 529245), (3714, 512715), (3855, 493962), (3990, 477249), (4333, 439470), (4626, 411635), (4883, 389970), (5397, 352830), (5571, 341810), (5985, 318166), (6190, 307629), (7710, 246981), (8666, 219735), (8995, 211698), (9285, 205086), (9766, 194985), (10794, 176415), (11142, 170905), (11565, 164654), (11761, 161910), (11970, 159083), (12999, 146490), (14649, 129990), (16191, 117610), (17990, 105849), (18570, 102543), (21665, 87894), (23130, 82327), (23522, 80955), (24415, 77994), (25998, 73245), (26985, 70566), (27855, 68362), (29298, 64995), (32382, 58805), (34181, 55710), (35283, 53970), (38997, 48830), (43330, 43947)]