1947276560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:649

約数の個数: 160

約数和(自身を含む): 5086281600

約数和(自身を除く): 3139005040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 179, 190, 272, 304, 323, 340, 358, 380, 421, 646, 680, 716, 760, 842, 895, 1292, 1360, 1432, 1520, 1615, 1684, 1790, 2105, 2584, 2864, 3043, 3230, 3368, 3401, 3580, 4210, 5168, 6086, 6460, 6736, 6802, 7157, 7160, 7999, 8420, 12172, 12920, 13604, 14314, 14320, 15215, 15998, 16840, 17005, 24344, 25840, 27208, 28628, 30430, 31996, 33680, 34010, 35785, 39995, 48688, 54416, 57256, 57817, 60860, 63992, 68020, 71570, 75359, 79990, 114512, 115634, 121720, 127984, 135983, 136040, 143140, 150718, 159980, 231268, 243440, 271966, 272080, 286280, 289085, 301436, 319960, 376795, 462536, 543932, 572560, 578170, 602872, 639920, 679915, 753590, 925072, 1087864, 1156340, 1205744, 1281103, 1359830, 1431821, 1507180, 2175728, 2312680, 2562206, 2719660, 2863642, 3014360, 4625360, 5124412, 5439320, 5727284, 6028720, 6405515, 7159105, 10248824, 10878640, 11454568, 12811030, 14318210, 20497648, 22909136, 24340957, 25622060, 28636420, 48681914, 51244120, 57272840, 97363828, 102488240, 114545680, 121704785, 194727656, 243409570, 389455312, 486819140, 973638280, 1947276560]

約数ペア:

[(1, 1947276560), (2, 973638280), (4, 486819140), (5, 389455312), (8, 243409570), (10, 194727656), (16, 121704785), (17, 114545680), (19, 102488240), (20, 97363828), (34, 57272840), (38, 51244120), (40, 48681914), (68, 28636420), (76, 25622060), (80, 24340957), (85, 22909136), (95, 20497648), (136, 14318210), (152, 12811030), (170, 11454568), (179, 10878640), (190, 10248824), (272, 7159105), (304, 6405515), (323, 6028720), (340, 5727284), (358, 5439320), (380, 5124412), (421, 4625360), (646, 3014360), (680, 2863642), (716, 2719660), (760, 2562206), (842, 2312680), (895, 2175728), (1292, 1507180), (1360, 1431821), (1432, 1359830), (1520, 1281103), (1615, 1205744), (1684, 1156340), (1790, 1087864), (2105, 925072), (2584, 753590), (2864, 679915), (3043, 639920), (3230, 602872), (3368, 578170), (3401, 572560), (3580, 543932), (4210, 462536), (5168, 376795), (6086, 319960), (6460, 301436), (6736, 289085), (6802, 286280), (7157, 272080), (7160, 271966), (7999, 243440), (8420, 231268), (12172, 159980), (12920, 150718), (13604, 143140), (14314, 136040), (14320, 135983), (15215, 127984), (15998, 121720), (16840, 115634), (17005, 114512), (24344, 79990), (25840, 75359), (27208, 71570), (28628, 68020), (30430, 63992), (31996, 60860), (33680, 57817), (34010, 57256), (35785, 54416), (39995, 48688)]