400029900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{269}}^1\times {\mathrm{4957}}^1$

素因数の和:5243

約数の個数: 72

約数和(自身を含む): 1161956880

約数和(自身を除く): 761926980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 269, 300, 538, 807, 1076, 1345, 1614, 2690, 3228, 4035, 4957, 5380, 6725, 8070, 9914, 13450, 14871, 16140, 19828, 20175, 24785, 26900, 29742, 40350, 49570, 59484, 74355, 80700, 99140, 123925, 148710, 247850, 297420, 371775, 495700, 743550, 1333433, 1487100, 2666866, 4000299, 5333732, 6667165, 8000598, 13334330, 16001196, 20001495, 26668660, 33335825, 40002990, 66671650, 80005980, 100007475, 133343300, 200014950, 400029900]

約数ペア:

[(1, 400029900), (2, 200014950), (3, 133343300), (4, 100007475), (5, 80005980), (6, 66671650), (10, 40002990), (12, 33335825), (15, 26668660), (20, 20001495), (25, 16001196), (30, 13334330), (50, 8000598), (60, 6667165), (75, 5333732), (100, 4000299), (150, 2666866), (269, 1487100), (300, 1333433), (538, 743550), (807, 495700), (1076, 371775), (1345, 297420), (1614, 247850), (2690, 148710), (3228, 123925), (4035, 99140), (4957, 80700), (5380, 74355), (6725, 59484), (8070, 49570), (9914, 40350), (13450, 29742), (14871, 26900), (16140, 24785), (19828, 20175)]