1821441030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:494

約数の個数: 128

約数和(自身を含む): 4721587200

約数和(自身を除く): 2900146170

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 131, 137, 170, 199, 255, 262, 274, 393, 398, 411, 510, 597, 655, 685, 786, 822, 995, 1194, 1310, 1370, 1965, 1990, 2055, 2227, 2329, 2985, 3383, 3930, 4110, 4454, 4658, 5970, 6681, 6766, 6987, 10149, 11135, 11645, 13362, 13974, 16915, 17947, 20298, 22270, 23290, 26069, 27263, 33405, 33830, 34935, 35894, 50745, 52138, 53841, 54526, 66810, 69870, 78207, 81789, 89735, 101490, 107682, 130345, 136315, 156414, 163578, 179470, 260690, 269205, 272630, 305099, 391035, 408945, 443173, 463471, 538410, 610198, 782070, 817890, 886346, 915297, 926942, 1329519, 1390413, 1525495, 1830594, 2215865, 2317355, 2659038, 2780826, 3050990, 3571453, 4431730, 4576485, 4634710, 6647595, 6952065, 7142906, 9152970, 10714359, 13295190, 13904130, 17857265, 21428718, 35714530, 53571795, 60714701, 107143590, 121429402, 182144103, 303573505, 364288206, 607147010, 910720515, 1821441030]

約数ペア:

[(1, 1821441030), (2, 910720515), (3, 607147010), (5, 364288206), (6, 303573505), (10, 182144103), (15, 121429402), (17, 107143590), (30, 60714701), (34, 53571795), (51, 35714530), (85, 21428718), (102, 17857265), (131, 13904130), (137, 13295190), (170, 10714359), (199, 9152970), (255, 7142906), (262, 6952065), (274, 6647595), (393, 4634710), (398, 4576485), (411, 4431730), (510, 3571453), (597, 3050990), (655, 2780826), (685, 2659038), (786, 2317355), (822, 2215865), (995, 1830594), (1194, 1525495), (1310, 1390413), (1370, 1329519), (1965, 926942), (1990, 915297), (2055, 886346), (2227, 817890), (2329, 782070), (2985, 610198), (3383, 538410), (3930, 463471), (4110, 443173), (4454, 408945), (4658, 391035), (5970, 305099), (6681, 272630), (6766, 269205), (6987, 260690), (10149, 179470), (11135, 163578), (11645, 156414), (13362, 136315), (13974, 130345), (16915, 107682), (17947, 101490), (20298, 89735), (22270, 81789), (23290, 78207), (26069, 69870), (27263, 66810), (33405, 54526), (33830, 53841), (34935, 52138), (35894, 50745)]