4478940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 13759200

約数和(自身を除く): 9280260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 167, 180, 298, 334, 447, 501, 596, 668, 745, 835, 894, 1002, 1341, 1490, 1503, 1670, 1788, 2004, 2235, 2505, 2682, 2980, 3006, 3340, 4470, 5010, 5364, 6012, 6705, 7515, 8940, 10020, 13410, 15030, 24883, 26820, 30060, 49766, 74649, 99532, 124415, 149298, 223947, 248830, 298596, 373245, 447894, 497660, 746490, 895788, 1119735, 1492980, 2239470, 4478940]

約数ペア:

[(1, 4478940), (2, 2239470), (3, 1492980), (4, 1119735), (5, 895788), (6, 746490), (9, 497660), (10, 447894), (12, 373245), (15, 298596), (18, 248830), (20, 223947), (30, 149298), (36, 124415), (45, 99532), (60, 74649), (90, 49766), (149, 30060), (167, 26820), (180, 24883), (298, 15030), (334, 13410), (447, 10020), (501, 8940), (596, 7515), (668, 6705), (745, 6012), (835, 5364), (894, 5010), (1002, 4470), (1341, 3340), (1490, 3006), (1503, 2980), (1670, 2682), (1788, 2505), (2004, 2235)]