18953640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:216

約数の個数: 192

約数和(自身を含む): 69076800

約数和(自身を除く): 50123160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 51, 57, 60, 68, 72, 76, 85, 90, 95, 102, 114, 120, 136, 152, 153, 163, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 326, 340, 342, 360, 380, 408, 456, 489, 510, 570, 612, 646, 652, 680, 684, 760, 765, 815, 855, 969, 978, 1020, 1140, 1224, 1292, 1304, 1368, 1467, 1530, 1615, 1630, 1710, 1938, 1956, 2040, 2280, 2445, 2584, 2771, 2907, 2934, 3060, 3097, 3230, 3260, 3420, 3876, 3912, 4845, 4890, 5542, 5814, 5868, 6120, 6194, 6460, 6520, 6840, 7335, 7752, 8313, 9291, 9690, 9780, 11084, 11628, 11736, 12388, 12920, 13855, 14535, 14670, 15485, 16626, 18582, 19380, 19560, 22168, 23256, 24776, 24939, 27710, 27873, 29070, 29340, 30970, 33252, 37164, 38760, 41565, 46455, 49878, 52649, 55420, 55746, 58140, 58680, 61940, 66504, 74328, 83130, 92910, 99756, 105298, 110840, 111492, 116280, 123880, 124695, 139365, 157947, 166260, 185820, 199512, 210596, 222984, 249390, 263245, 278730, 315894, 332520, 371640, 421192, 473841, 498780, 526490, 557460, 631788, 789735, 947682, 997560, 1052980, 1114920, 1263576, 1579470, 1895364, 2105960, 2369205, 3158940, 3790728, 4738410, 6317880, 9476820, 18953640]

約数ペア:

[(1, 18953640), (2, 9476820), (3, 6317880), (4, 4738410), (5, 3790728), (6, 3158940), (8, 2369205), (9, 2105960), (10, 1895364), (12, 1579470), (15, 1263576), (17, 1114920), (18, 1052980), (19, 997560), (20, 947682), (24, 789735), (30, 631788), (34, 557460), (36, 526490), (38, 498780), (40, 473841), (45, 421192), (51, 371640), (57, 332520), (60, 315894), (68, 278730), (72, 263245), (76, 249390), (85, 222984), (90, 210596), (95, 199512), (102, 185820), (114, 166260), (120, 157947), (136, 139365), (152, 124695), (153, 123880), (163, 116280), (170, 111492), (171, 110840), (180, 105298), (190, 99756), (204, 92910), (228, 83130), (255, 74328), (285, 66504), (306, 61940), (323, 58680), (326, 58140), (340, 55746), (342, 55420), (360, 52649), (380, 49878), (408, 46455), (456, 41565), (489, 38760), (510, 37164), (570, 33252), (612, 30970), (646, 29340), (652, 29070), (680, 27873), (684, 27710), (760, 24939), (765, 24776), (815, 23256), (855, 22168), (969, 19560), (978, 19380), (1020, 18582), (1140, 16626), (1224, 15485), (1292, 14670), (1304, 14535), (1368, 13855), (1467, 12920), (1530, 12388), (1615, 11736), (1630, 11628), (1710, 11084), (1938, 9780), (1956, 9690), (2040, 9291), (2280, 8313), (2445, 7752), (2584, 7335), (2771, 6840), (2907, 6520), (2934, 6460), (3060, 6194), (3097, 6120), (3230, 5868), (3260, 5814), (3420, 5542), (3876, 4890), (3912, 4845)]