251333368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:453

約数の個数: 128

約数和(自身を含む): 603187200

約数和(自身を除く): 351853832

約数列:

[1, 2, 4, 8, 11, 13, 19, 22, 26, 31, 38, 44, 52, 62, 76, 88, 104, 124, 143, 152, 209, 247, 248, 286, 341, 373, 403, 418, 494, 572, 589, 682, 746, 806, 836, 988, 1144, 1178, 1364, 1492, 1612, 1672, 1976, 2356, 2717, 2728, 2984, 3224, 4103, 4433, 4712, 4849, 5434, 6479, 7087, 7657, 8206, 8866, 9698, 10868, 11563, 12958, 14174, 15314, 16412, 17732, 19396, 21736, 23126, 25916, 28348, 30628, 32824, 35464, 38792, 46252, 51832, 53339, 56696, 61256, 77957, 84227, 92131, 92504, 106678, 127193, 150319, 155914, 168454, 184262, 213356, 219697, 254386, 300638, 311828, 336908, 368524, 426712, 439394, 508772, 601276, 623656, 673816, 737048, 878788, 1013441, 1017544, 1202552, 1653509, 1757576, 2026882, 2416667, 2856061, 3307018, 4053764, 4833334, 5712122, 6614036, 8107528, 9666668, 11424244, 13228072, 19333336, 22848488, 31416671, 62833342, 125666684, 251333368]

約数ペア:

[(1, 251333368), (2, 125666684), (4, 62833342), (8, 31416671), (11, 22848488), (13, 19333336), (19, 13228072), (22, 11424244), (26, 9666668), (31, 8107528), (38, 6614036), (44, 5712122), (52, 4833334), (62, 4053764), (76, 3307018), (88, 2856061), (104, 2416667), (124, 2026882), (143, 1757576), (152, 1653509), (209, 1202552), (247, 1017544), (248, 1013441), (286, 878788), (341, 737048), (373, 673816), (403, 623656), (418, 601276), (494, 508772), (572, 439394), (589, 426712), (682, 368524), (746, 336908), (806, 311828), (836, 300638), (988, 254386), (1144, 219697), (1178, 213356), (1364, 184262), (1492, 168454), (1612, 155914), (1672, 150319), (1976, 127193), (2356, 106678), (2717, 92504), (2728, 92131), (2984, 84227), (3224, 77957), (4103, 61256), (4433, 56696), (4712, 53339), (4849, 51832), (5434, 46252), (6479, 38792), (7087, 35464), (7657, 32824), (8206, 30628), (8866, 28348), (9698, 25916), (10868, 23126), (11563, 21736), (12958, 19396), (14174, 17732), (15314, 16412)]